Cita APA (7a ed.)

van der Walt, B. (1995). Orientation. [s.n.].

Cita Chicago Style (17a ed.)

van der Walt, Bennie. Orientation. RSA: [s.n.], 1995.

Cita MLA (9a ed.)

van der Walt, Bennie. Orientation. [s.n.], 1995.