Cita APA

American National Standards Institute, & American National Standards Institute. (1981). Metric plain washers. New York, New York.

Citación estilo Chicago

American National Standards Institute, y American National Standards Institute. Metric Plain Washers. New York, New York, 1981.

Cita MLA

American National Standards Institute, y American National Standards Institute. Metric Plain Washers. New York, New York, 1981.