Mack, M., Dean, L., & Frost, W. (1950). Modern poetry. Prentice-Hall.
Chicago Style (17th ed.) CitationMack, Maynard, Leonard Dean, and William Frost. Modern Poetry. Nueva York: Prentice-Hall, 1950.
MLA (9th ed.) CitationMack, Maynard, et al. Modern Poetry. Prentice-Hall, 1950.
Warning: These citations may not always be 100% accurate.