Ferns and fern allies of Canada /
William J. Cody, Donald M. Britton.
APA Citation
Cody, W. J., Britton, D. M., Canada. Agriculture Canada. Research Branch. (1989). Ferns and fern allies of Canada. Ottawa: Research Branch, Agriculture Canada.
MLA Citation
Cody, William J., 1922-, Donald M Britton, and Canada. Agriculture Canada. Research Branch. Ferns And Fern Allies of Canada. Ottawa: Research Branch, Agriculture Canada, 1989.
Warning: These citations may not always be complete (especially for serials).