Wetlands :
meeting the Preident's challenge /
U.S. Department of the Interior, U.S. Fish and Wildlife Service.

APA Citation

U.S. Fish and Wildlife Service. (1990). Wetlands: meeting the Preident's challenge. [Washington, D.C.?]: The Service.

MLA Citation

U.S. Fish and Wildlife Service. Wetlands: Meeting the Preident's Challenge. [Washington, D.C.?]: The Service, 1990.

Warning: These citations may not always be complete (especially for serials).