Gaya APA
Brady, Nyle C. (1990).
The nature and properties of soils .
New York:
Macmillan.
Gaya Chicago
Brady, Nyle C.
The nature and properties of soils.
New York:
Macmillan,
1990.
.
Gaya MLA
Brady, Nyle C.
The nature and properties of soils.
New York:
Macmillan,
1990.
.
Gaya Turabian
Brady, Nyle C.
The nature and properties of soils.
New York:
Macmillan,
1990.
.