Gaya APA

Cleave's, J, V., McCord, K. (1993). Animals: Spectacular Science Projects (Cet. 1.--). New York: John Wiley & Sons, Inc.

Gaya MLA

Cleave's, Janice, Van., McCord, Kathleen. "Animals: Spectacular Science Projects". Cet. 1.-- New York: John Wiley & Sons, Inc, 1993. Text.