APA

Richey C.B, Jacobson Paul & Hall Carl W. (1961). Agricultural Engineer's Handbook. New York: Mc Graw-Hill.

Chicago

Richey C.B, Jacobson Paul and Hall Carl W. 1961. Agricultural Engineer's Handbook. New York: Mc Graw-Hill.

Harvard

Richey C.B, Jacobson Paul and Hall Carl W. (1961). Agricultural Engineer's Handbook. New York: Mc Graw-Hill.

MLA

Richey C.B, Jacobson Paul and Hall Carl W. Agricultural Engineer's Handbook. New York: Mc Graw-Hill. 1961.