APA (7th ed.) Citation

Croasdale, H. (1973). Freshwater algae of Ellesmere Island, N.W.T.: (exclusive of diatoms and flagellates). [National Museums of Canada].

Chicago Style (17th ed.) Citation

Croasdale, Hannah. Freshwater Algae of Ellesmere Island, N.W.T.: (exclusive of Diatoms and Flagellates). [Ottawa]: [National Museums of Canada], 1973.

MLA (9th ed.) Citation

Croasdale, Hannah. Freshwater Algae of Ellesmere Island, N.W.T.: (exclusive of Diatoms and Flagellates). [National Museums of Canada], 1973.