Cita APA (7a ed.)

Spreng, R. E. (1994). In the footsteps of Gordon Kahl?

Cita Chicago Style (17a ed.)

Spreng, Ronald E. In the Footsteps of Gordon Kahl? 1994.

Cita MLA (8a ed.)

Spreng, Ronald E. In the Footsteps of Gordon Kahl? 1994.