Federation of Ontario Naturalists, Judd, W. W., & Speirs, J. M. (1964). A naturalist's guide to Ontario. Published for Federation of Ontario Naturalists by University of Toronto Press.
Chicago Style (17th ed.) CitationFederation of Ontario Naturalists, William Wallace Judd, and J. Murray Speirs. A Naturalist's Guide to Ontario. [Toronto]: Published for Federation of Ontario Naturalists by University of Toronto Press, 1964.
MLA (8th ed.) CitationFederation of Ontario Naturalists, et al. A Naturalist's Guide to Ontario. Published for Federation of Ontario Naturalists by University of Toronto Press, 1964.
Warning: These citations may not always be 100% accurate.