APA (7th ed.) Citation

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 (8th ed.) Citation

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

Warning: These citations may not always be 100% accurate.