Cita APA

Christiansen, P., & Zubrowski, B. (1980). How to make tools. Washington, D.C.: Peace Corps Information Collection and Exchange.

Citación estilo Chicago

Christiansen, Per, y Bernard Zubrowski. How to Make Tools. Washington, D.C.: Peace Corps Information Collection and Exchange, 1980.

Cita MLA

Christiansen, Per, y Bernard Zubrowski. How to Make Tools. Washington, D.C.: Peace Corps Information Collection and Exchange, 1980.

Precaución: Estas citas no son 100% exactas.