Cita APA

Thayer, H. R. 1., & Baker, S. n. 1. (1928). Earthwork. Scranton, Pennsylania: International Textbook Company.

Citación estilo Chicago

Thayer, Horace Richmond 1873-1954, y Samuel n. 1893 Baker. Earthwork. Scranton, Pennsylania: International Textbook Company, 1928.

Cita MLA

Thayer, Horace Richmond 1873-1954, y Samuel n. 1893 Baker. Earthwork. Scranton, Pennsylania: International Textbook Company, 1928.