APA (7th ed.) Citation

Grey, P. E., & Krowchuk, L. J. (1997). Spirit of success: The Sproule story. Sproule Associates.

Chicago Style (17th ed.) Citation

Grey, Penelope E., and Laura J. Krowchuk. Spirit of Success: The Sproule Story. Calgary: Sproule Associates, 1997.

MLA (9th ed.) Citation

Grey, Penelope E., and Laura J. Krowchuk. Spirit of Success: The Sproule Story. Sproule Associates, 1997.