Cita APA

Peckworth, H. F. n. 1., & Peckworth, H. F. n. 1. (1959). Concrete pipe handbook. Chicago, III.: American Concrete Pipe Association.

Citación estilo Chicago

Peckworth, Howard Faron n. 1901, y Howard Faron n. 1901 Peckworth. Concrete Pipe Handbook. Chicago, III.: American Concrete Pipe Association, 1959.

Cita MLA

Peckworth, Howard Faron n. 1901, y Howard Faron n. 1901 Peckworth. Concrete Pipe Handbook. Chicago, III.: American Concrete Pipe Association, 1959.