APA (7th ed.) Citation

Keats, J. A., Collis, K. F., & Halford, G. S. (1978). Cognitive development : research based on a neo-Piagetian approach / edited by J.A. Keats, K.F. Collis, G.S. Halford: Research based on a neo-Piagetian approach. Wiley.

Chicago Style (17th ed.) Citation

Keats, John A., Kevin F. Collis, and Graeme S. Halford. Cognitive Development : Research Based on a Neo-Piagetian Approach / Edited by J.A. Keats, K.F. Collis, G.S. Halford: Research Based on a Neo-Piagetian Approach. London ; New York: Wiley, 1978.

MLA (9th ed.) Citation

Keats, John A., et al. Cognitive Development : Research Based on a Neo-Piagetian Approach / Edited by J.A. Keats, K.F. Collis, G.S. Halford: Research Based on a Neo-Piagetian Approach. Wiley, 1978.

Warning: These citations may not always be 100% accurate.