APA引文

Ruddock, R. (1969). Roles and relationships. Routledge & K. Paul.

Chicago Style (17th ed.) Citation

Ruddock, Ralph. Roles and Relationships. London: Routledge & K. Paul, 1969.

MLA引文

Ruddock, Ralph. Roles and Relationships. Routledge & K. Paul, 1969.