APA

Pratt H. S., . (1935). A manual of the common invertebrate animals : exclusive of insects. New York: Mcgraw-Hill.

Chicago

Pratt Henry Sherring, . 1935. A manual of the common invertebrate animals : exclusive of insects. New York: Mcgraw-Hill.

Harvard

Pratt H. S., . (1935). A manual of the common invertebrate animals : exclusive of insects. New York: Mcgraw-Hill.

MLA

Pratt Henry Sherring, . A manual of the common invertebrate animals : exclusive of insects. New York: Mcgraw-Hill. 1935.