APA (7th ed.) Citation

Boyd, D. R., Bee, H. L., & Bee, H. L. (2006). Lifespan development (4th ed.). Pearson/A and B.

Chicago Style (17th ed.) Citation

Boyd, Denise Roberts, Helen L. Bee, and Helen L. Bee. Lifespan Development. 4th ed. Boston, Mass: Pearson/A and B, 2006.

MLA (9th ed.) Citation

Boyd, Denise Roberts, et al. Lifespan Development. 4th ed. Pearson/A and B, 2006.