APA (7th ed.) Citation

Schwartz, D. M., & Kellogg, S. (1985). How much is a million? Lothrop, Lee & Shepard Books.

Chicago Style (17th ed.) Citation

Schwartz, David M., and Steven Kellogg. How Much Is a Million? New York: Lothrop, Lee & Shepard Books, 1985.

MLA (9th ed.) Citation

Schwartz, David M., and Steven Kellogg. How Much Is a Million? Lothrop, Lee & Shepard Books, 1985.