APA (7th ed.) Citation

Halpern, P. J., Plourde, A., & Waverman, L. (1988). Petro-Canada: Its role, control and operations. Min. of Supply and Services Canada.

Chicago Style (17th ed.) Citation

Halpern, Paul J., André Plourde, and Leonard Waverman. Petro-Canada: Its Role, Control and Operations. Ottawa: Min. of Supply and Services Canada, 1988.

MLA (9th ed.) Citation

Halpern, Paul J., et al. Petro-Canada: Its Role, Control and Operations. Min. of Supply and Services Canada, 1988.