Gaya APA
KIRKBY, M.J., MORGAN, R.P.c.. (1980).
SOIL Erosion .
New York:
John Wiley and Sons.
Gaya Chicago
KIRKBY, M.J., MORGAN, R.P.c..
SOIL Erosion.
New York:
John Wiley and Sons,
1980.
Teks.
Gaya MLA
KIRKBY, M.J., MORGAN, R.P.c..
SOIL Erosion.
New York:
John Wiley and Sons,
1980.
Teks.
Gaya Turabian
KIRKBY, M.J., MORGAN, R.P.c..
SOIL Erosion.
New York:
John Wiley and Sons,
1980.
Teks.