Gaya APA
Advances in soil and water conservation / edited by F.J. Pierce, W.W. Frye. (1998).
:
Chelsea Mi. : Ann Arbor Press.
Gaya MLA
Advances in soil and water conservation / edited by F.J. Pierce, W.W. Frye.
.
:
Chelsea Mi. : Ann Arbor Press,
1998.
Text.