Cita APA (7a ed.)

Ohrvall, D. (2015). Crack the case system: How to conquer your case interviews. Ohrvall Media.

Cita Chicago Style (17a ed.)

Ohrvall, David. Crack the Case System: How to Conquer Your Case Interviews. [Plainfield, Illinois]: Ohrvall Media, 2015.

Cita MLA (9a ed.)

Ohrvall, David. Crack the Case System: How to Conquer Your Case Interviews. Ohrvall Media, 2015.