Παραπομπή APA

Michael A M, O. T. P. (1966). Principles of agricultural engineering. Jain brothers.

Παραπομπή Chicago Style

Michael A M, Ojha T P. Principles of Agricultural Engineering. Jodhpur: Jain brothers, 1966.

Παραπομπή MLA

Michael A M, Ojha T P. Principles of Agricultural Engineering. Jain brothers, 1966.