APA (7th ed.) Citation

Hobbs, W. H. (1947). Glacial studies of the Pleistocene of North America. J. W. Edwards.

Chicago Style (17th ed.) Citation

Hobbs, William Herbert. Glacial Studies of the Pleistocene of North America. Ann Arbor: J. W. Edwards, 1947.

MLA (9th ed.) Citation

Hobbs, William Herbert. Glacial Studies of the Pleistocene of North America. J. W. Edwards, 1947.