APA

Chapman J. A., Harman A. L. & Samuel D. E. (1977). Reproductive and physiological cycles in the cottontail complex in western Maryland and nearby west Virginia. Bethesda, Maryland, United States: The Wildlife Society.

Chicago

Chapman Joseph A, Harman Amy L and Samuel David E. 1977. Reproductive and physiological cycles in the cottontail complex in western Maryland and nearby west Virginia. Bethesda, Maryland, United States: The Wildlife Society.

Harvard

Chapman J. A., Harman A. L. and Samuel D. E. (1977). Reproductive and physiological cycles in the cottontail complex in western Maryland and nearby west Virginia. Bethesda, Maryland, United States: The Wildlife Society.

MLA

Chapman Joseph A, Harman Amy L and Samuel David E. Reproductive and physiological cycles in the cottontail complex in western Maryland and nearby west Virginia. Bethesda, Maryland, United States: The Wildlife Society. 1977.