APA-Zitierstil (7. Ausg.)

Witkin, B. R. (1984). Assessing needs in educational and social programs (1. ed.). Jossey-Bass.

Chicago-Zitierstil (17. Ausg.)

Witkin, Belle R. Assessing Needs in Educational and Social Programs. 1. ed. San Francisco u.a: Jossey-Bass, 1984.

MLA-Zitierstil (9. Ausg.)

Witkin, Belle R. Assessing Needs in Educational and Social Programs. 1. ed. Jossey-Bass, 1984.