Cita APA

Walker, R. L. (1987). Hard clam Mercenaria mercenaria (Linne), population of coastal Georgia. Georgia: Georgia Marine Science Center.

Citación estilo Chicago

Walker, Randal L. Hard Clam Mercenaria Mercenaria (Linne), Population of Coastal Georgia. Georgia: Georgia Marine Science Center, 1987.

Cita MLA

Walker, Randal L. Hard Clam Mercenaria Mercenaria (Linne), Population of Coastal Georgia. Georgia: Georgia Marine Science Center, 1987.