Citazione Stile APA (7a Edizione)

Bowlby, J. (1952). Maternal care and mental health (Segunda edición.). World Health Organization.

Citazione stile Chigago Style (17a edizione)

Bowlby, John. Maternal Care and Mental Health. Segunda edición. Geneva: World Health Organization, 1952.

Citatione MLA (8a ed.)

Bowlby, John. Maternal Care and Mental Health. Segunda edición. World Health Organization, 1952.