How should mathematical theories be cited in my prose and in my works-cited list?

It depends on whether the theory can be considered common knowledge. When you discuss a complex mathematical theory, you should cite a source that explains… Read More

How do I cite in my prose an untitled poem known by its number in a collection?

If you are citing an untitled poem known only by its number, a generic description of the poem can be substituted for the title in… Read More

How should I style my parenthetical citation the first time I quote lines from a poem if I have not mentioned the author’s name in my prose?

The MLA Handbook explains that if you are citing line numbers instead of page numbers in your parenthetical citation, you should “in your first citation, use the word… Read More

How do I cite photographs or other images that I use in a PowerPoint presentation or web project?

Cite an image used in a PowerPoint presentation or web project the same way you would cite it in a printed paper. See the example in… Read More

How do I cite an abstract?

Very few circumstances call for citing an abstract. Never cite an abstract as a short-cut, a way of avoiding reading and citing the full published… Read More

How do you punctuate a question that quotes a question?

Do not use two question marks. Use only the question mark contained in the quotation: Which Shakespeare character asked, “Is this a dagger which I… Read More

If students omit from their works-cited lists works they have cited in their paper, have they plagiarized?

As our plagiarism guide notes, “Plagiarism is presenting another person’s ideas, information, expressions, or entire work as one’s own.” Citing sources accurately often requires learning… Read More

How do I quote lyrics from a duet in which the performers take turns singing?

How you quote lyrics from a duet depends on how you accessed them and how many lines you are borrowing. If you quote lyrics from… Read More

How do I cite a magazine cover in my works-cited list and in my essay?

To cite the cover of a magazine, you can generally create a works-cited-list entry for the issue of the magazine and then key your in-text… Read More

How do I cite a work by an author with a Dutch name that includes the word van?

Particles in Dutch surnames—such as van, van den, van der, de, and ter—are lowercased in prose when the whole name is given: Joost van der… Read More