APA (7th ed.) Citation

Hastings, P., & Hayes, B. (1981). Encouraging language development. Croom Helm.

Chicago Style (17th ed.) Citation

Hastings, Phyllis, and Bessie Hayes. Encouraging Language Development. London: Croom Helm, 1981.

MLA (9th ed.) Citation

Hastings, Phyllis, and Bessie Hayes. Encouraging Language Development. Croom Helm, 1981.

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