APA (7th ed.) Citation

Argus, G. W., & Pryer, K. M. (1990). Rare vascular plants in Canada: Our natural heritage. Canadian Museum of Nature.

Chicago Style (17th ed.) Citation

Argus, George W., and Kathleen M. Pryer. Rare Vascular Plants in Canada: Our Natural Heritage. Ottawa: Canadian Museum of Nature, 1990.

MLA (9th ed.) Citation

Argus, George W., and Kathleen M. Pryer. Rare Vascular Plants in Canada: Our Natural Heritage. Canadian Museum of Nature, 1990.