Gaya APA

The clay content effect on the formation of shallow mole drainage and the rate of lowering soil . (2014). Yogyakarta: Fak. Teknologi Pertanian UGM.

Gaya MLA

The clay content effect on the formation of shallow mole drainage and the rate of lowering soil . . Yogyakarta: Fak. Teknologi Pertanian UGM, 2014. Artikel.