APA Citation

Zandstra, H. (1981). A Methodology For on -Farm Cropping Systems Researc.

Chicago Style Citation

Zandstra, H.G. A Methodology For On -Farm Cropping Systems Researc. 1981.

MLA Citation

Zandstra, H.G. A Methodology For On -Farm Cropping Systems Researc. 1981.

Warning: These citations may not always be 100% accurate.