APA-Zitierstil (7. Ausg.)

(1991). Tools of the profession: [a valuable list of over 1000 bibliographic entries] (2. ed.).

Chicago-Zitierstil (17. Ausg.)

Tools of the Profession: [a Valuable List of over 1000 Bibliographic Entries]. 2. ed. Washington, DC, 1991.

MLA-Zitierstil (9. Ausg.)

Tools of the Profession: [a Valuable List of over 1000 Bibliographic Entries]. 2. ed. 1991.