Cita APA

American National Standards Institute, & American National Standards Institute. (1979). Metric series hexagon keys and bits. New York, New York: The Institute.

Citación estilo Chicago

American National Standards Institute, y American National Standards Institute. Metric Series Hexagon Keys and Bits. New York, New York: The Institute, 1979.

Cita MLA

American National Standards Institute, y American National Standards Institute. Metric Series Hexagon Keys and Bits. New York, New York: The Institute, 1979.