APA (7th ed.) Citation

Jones, H. M., & Ludwig, R. M. (1972). Guide to American literature and its backgrounds since 1890 (4. ed., rev. and enl.). Harvard Univ. Pr.

Chicago Style (17th ed.) Citation

Jones, Howard Mumford, and Richard M. Ludwig. Guide to American Literature and Its Backgrounds Since 1890. 4. ed., rev. and enl. Cambridge, Mass: Harvard Univ. Pr, 1972.

MLA (9th ed.) Citation

Jones, Howard Mumford, and Richard M. Ludwig. Guide to American Literature and Its Backgrounds Since 1890. 4. ed., rev. and enl. Harvard Univ. Pr, 1972.