Cita APA (7th ed.)

Humphrey, M., & Humphrey, H. (1993). Inter-country adoption: Practical experiences. Tavistock/Routledge.

Cita Chicago (17th ed.)

Humphrey, Michael, i Heather Humphrey. Inter-country Adoption: Practical Experiences. London: Tavistock/Routledge, 1993.

Cita MLA (9th ed.)

Humphrey, Michael, i Heather Humphrey. Inter-country Adoption: Practical Experiences. Tavistock/Routledge, 1993.