APA (7th ed.) Citation

Boyd, D. R., & Bee, H. L. (2009). Lifespan development (Third Canadian edition.). Pearson Canada Inc.

Chicago Style (17th ed.) Citation

Boyd, Denise Roberts, and Helen L. Bee. Lifespan Development. Third Canadian edition. Toronto, Ontario: Pearson Canada Inc, 2009.

MLA (9th ed.) Citation

Boyd, Denise Roberts, and Helen L. Bee. Lifespan Development. Third Canadian edition. Pearson Canada Inc, 2009.