APA (7th ed.) Citation

Wynmalen, H., & Lyne, M. (1949). Riding for children. Penguin Books.

Chicago Style (17th ed.) Citation

Wynmalen, Henry, and Michael Lyne. Riding for Children. Harmondsworth, Middlesex: Penguin Books, 1949.

MLA (9th ed.) Citation

Wynmalen, Henry, and Michael Lyne. Riding for Children. Penguin Books, 1949.