APA Citation

KOHNKE, H. (1989). Fisika Tanah. Fak. Pertanian UGM.

Chicago Style Citation

KOHNKE, Helmut. Fisika Tanah. Fak. Pertanian UGM, 1989.

MLA Citation

KOHNKE, Helmut. Fisika Tanah. Fak. Pertanian UGM, 1989.

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