APA (7th ed.) Citation

Keene, C. (1968). Nancy Drew Mystery Stories: Nancy's Mysterious Letter No. 8. Grosset & Dunlap.

Chicago Style (17th ed.) Citation

Keene, Carolyn. Nancy Drew Mystery Stories: Nancy's Mysterious Letter No. 8. New York: Grosset & Dunlap, 1968.

MLA (9th ed.) Citation

Keene, Carolyn. Nancy Drew Mystery Stories: Nancy's Mysterious Letter No. 8. Grosset & Dunlap, 1968.

Warning: These citations may not always be 100% accurate.