APA引文

Walford, A. J. (1970). Guide to reference material (2nd ed.). The Library Association.

Chicago Edition Citation

Walford, A J. Guide to Reference Material. 2nd ed. London: The Library Association, 1970.

MLA引文

Walford, A J. Guide to Reference Material. 2nd ed. The Library Association, 1970.

警告：這些引文格式不一定是100％准確.