Kalman,Bobbie. (1999). What is a marine mammal? Crabtree publishing company.
Chicago Style (17th ed.) CitationKalman,Bobbie. What Is a Marine Mammal? New York: Crabtree publishing company, 1999.
MLA (9th ed.) CitationKalman,Bobbie. What Is a Marine Mammal? Crabtree publishing company, 1999.
Warning: These citations may not always be 100% accurate.