Cita APA (7a ed.)

Hirschmann, F., Heacox, K., Thomas, L., & Hammond, J. (1989). Bush pilots of Alaska. Graphic Arts Center Pub. Co.

Cita Chicago Style (17a ed.)

Hirschmann, Fred, Kim Heacox, Lowell Thomas, y Jay Hammond. Bush Pilots of Alaska. Portland, Oregón: Graphic Arts Center Pub. Co, 1989.

Cita MLA (9a ed.)

Hirschmann, Fred, et al. Bush Pilots of Alaska. Graphic Arts Center Pub. Co, 1989.