APA (7th ed.) Citation

McGuffin, W. C. (1967). Guide to the Geometridae of Canada (Lepidoptera): I. Subfamily Sterrhinae. Entomological Society of Canada.

Chicago Style (17th ed.) Citation

McGuffin, W. C. Guide to the Geometridae of Canada (Lepidoptera): I. Subfamily Sterrhinae. Ottawa: Entomological Society of Canada, 1967.

MLA (9th ed.) Citation

McGuffin, W. C. Guide to the Geometridae of Canada (Lepidoptera): I. Subfamily Sterrhinae. Entomological Society of Canada, 1967.