APA (7th ed.) Citation

Petty, K. L., Barker, D. G., Theobald, P., & Vaughan, E. J. (1993). Group entry strategies and reciprocal social interactions of preschoolers in social contexts.

Chicago Style (17th ed.) Citation

Petty, Karen Lanette, Donald G. Barker, Paul Theobald, and Elizabeth J. Vaughan. Group Entry Strategies and Reciprocal Social Interactions of Preschoolers in Social Contexts. 1993.

MLA (9th ed.) Citation

Petty, Karen Lanette, et al. Group Entry Strategies and Reciprocal Social Interactions of Preschoolers in Social Contexts. 1993.