APA引文

Caywood, L. R., & Butler, L. R. (1954). Excavations at two Fort Okanogan sites, 1952. National Park Service.

Chicago Style (17th ed.) Citation

Caywood, Louis R., and Leonard R. Butler. Excavations at Two Fort Okanogan Sites, 1952. San Francisco: National Park Service, 1954.

MLA引文

Caywood, Louis R., and Leonard R. Butler. Excavations at Two Fort Okanogan Sites, 1952. National Park Service, 1954.

警告：這些引文格式不一定是100％准確.