APA (7th ed.) Citation

Bowlby, J., Fry, M., & Ainsworth, M. D. S. (1977). Child care and the growth of love (2nd ed. based by permission of the World Health Organization on the report "Maternal care and mental health".). Penguin Books.

Chicago Style (17th ed.) Citation

Bowlby, John, Margery Fry, and Mary D. Salter Ainsworth. Child Care and the Growth of Love. 2nd ed. based by permission of the World Health Organization on the report "Maternal care and mental health". Harmondsworth [etc.]: Penguin Books, 1977.

MLA (9th ed.) Citation

Bowlby, John, et al. Child Care and the Growth of Love. 2nd ed. based by permission of the World Health Organization on the report "Maternal care and mental health". Penguin Books, 1977.