Gaya APA
Pimentel, David. (23 c).
World Soil Erosion And Conservation .
New York:
Cambridge University Press.
Gaya Chicago
Pimentel, David.
World Soil Erosion And Conservation.
New York:
Cambridge University Press,
23 c.
.
Gaya MLA
Pimentel, David.
World Soil Erosion And Conservation.
New York:
Cambridge University Press,
23 c.
.
Gaya Turabian
Pimentel, David.
World Soil Erosion And Conservation.
New York:
Cambridge University Press,
23 c.
.