Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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