Gaya APA

Hope, L, L. (1945). The Bobbsey Twins at Mystery Mansion (Cet. 1.--). New York: Grosset & Dunlop.

Gaya MLA

Hope, Laura, Lee. "The Bobbsey Twins at Mystery Mansion". Cet. 1.-- New York: Grosset & Dunlop, 1945. Text.