APA (7th ed.) Citation

Keene, C. (1977). The strange message in the parchment (54). Grosset & Dunlap.

Chicago Style (17th ed.) Citation

Keene, Carolyn. The Strange Message in the Parchment (54). New York: Grosset & Dunlap, 1977.

MLA (9th ed.) Citation

Keene, Carolyn. The Strange Message in the Parchment (54). Grosset & Dunlap, 1977.

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