Cita APA

Harper, W. J. 1., & Harper, W. J. 1. (1981). Dairy technology and engineering. Westport, Conn.: AVID Pub Co.

Citación estilo Chicago

Harper, W. James 1923-, y W. James 1923- Harper. Dairy Technology and Engineering. Westport, Conn.: AVID Pub Co, 1981.

Cita MLA

Harper, W. James 1923-, y W. James 1923- Harper. Dairy Technology and Engineering. Westport, Conn.: AVID Pub Co, 1981.