APA (7th ed.) Citation

Bowlby, J., Fry, M., & Ainsworth, M. D. S. (1965). Child care and the growth of love. Penguin Books.

Chicago Style (17th ed.) Citation

Bowlby, John, Margery Fry, and Maryu D. Salter Ainsworth. Child Care and the Growth of Love. Harmondsworth: Penguin Books, 1965.

MLA (8th ed.) Citation

Bowlby, John, et al. Child Care and the Growth of Love. Penguin Books, 1965.