APA (7th ed.) Citation

Castle, E. B. (1968). A parents' guide to education. Penguin.

Chicago Style (17th ed.) Citation

Castle, E. B. A Parents' Guide to Education. Harmondsworth: Penguin, 1968.

MLA (8th ed.) Citation

Castle, E. B. A Parents' Guide to Education. Penguin, 1968.

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