APA (7th ed.) Citation

Lefolii, K. (1970). The St. Lawrence Valley. Natural Science of Canada ltd..

Chicago Style (17th ed.) Citation

Lefolii, Kenneth. The St. Lawrence Valley. Toronto: Natural Science of Canada ltd., 1970.

MLA (9th ed.) Citation

Lefolii, Kenneth. The St. Lawrence Valley. Natural Science of Canada ltd., 1970.

Warning: These citations may not always be 100% accurate.