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.