Cita APA (7a ed.)

Bowlby, J. (1988). A secure base: Clinical applications of attachment theory Social science paperbacks.

Cita Chicago Style (17a ed.)

Bowlby, John. "A Secure Base: Clinical Applications of Attachment Theory." Social Science Paperbacks 1988.

Cita MLA (9a ed.)

Bowlby, John. "A Secure Base: Clinical Applications of Attachment Theory." Social Science Paperbacks, 1988.