Cita APA (7a ed.)

Olszak, L. (1991). Mistakes and Failures at the Reference Desk.

Cita Chicago Style (17a ed.)

Olszak, Lydia. Mistakes and Failures at the Reference Desk. 1991.

Cita MLA (9a ed.)

Olszak, Lydia. Mistakes and Failures at the Reference Desk. 1991.