Cita APA (7a ed.)

Bowlby, J., Fry, M., & Ainsworth, M. D. S. (1966). Child care and the growth of love: Based by permission of the World Health Organization on the report "Maternal care and mental health" (2nd ed., reprint.). Penguin Books.

Cita Chicago Style (17a ed.)

Bowlby, John, Margery Fry, y Mary D. Salter Ainsworth. Child Care and the Growth of Love: Based by Permission of the World Health Organization on the Report "Maternal Care and Mental Health". 2nd ed., reprint. Harmondsworth [etc.]: Penguin Books, 1966.

Cita MLA (9a ed.)

Bowlby, John, et al. Child Care and the Growth of Love: Based by Permission of the World Health Organization on the Report "Maternal Care and Mental Health". 2nd ed., reprint. Penguin Books, 1966.