Gaya APA
Buol, S.W.. (1973).
Soil genesis and clasification (text).
Iowa:
The Iowa State University Press.
Gaya Chicago
Buol, S.W..
Soil genesis and clasification.
text
Iowa:
The Iowa State University Press,
1973.
.
Gaya MLA
Buol, S.W..
Soil genesis and clasification.
text
Iowa:
The Iowa State University Press,
1973.
.
Gaya Turabian
Buol, S.W..
Soil genesis and clasification.
text
Iowa:
The Iowa State University Press,
1973.
.