APA引文

Emerson, W. K. The American Museum of Natural History guide to shells. Land, freshwater, and marine, from Nova Scotia to Florida.

Chicago Style (17th ed.) Citation

Emerson, William K. The American Museum of Natural History Guide to Shells. Land, Freshwater, and Marine, from Nova Scotia to Florida.

MLA引文

Emerson, William K. The American Museum of Natural History Guide to Shells. Land, Freshwater, and Marine, from Nova Scotia to Florida.

警告：這些引文格式不一定是100％准確.