Gaya APA
Jones, Ulysses S.. (1979).
Fertilizers and soil fertility .
Reston:
Prentice-Hall.
Gaya Chicago
Jones, Ulysses S..
Fertilizers and soil fertility.
Reston:
Prentice-Hall,
1979.
.
Gaya MLA
Jones, Ulysses S..
Fertilizers and soil fertility.
Reston:
Prentice-Hall,
1979.
.
Gaya Turabian
Jones, Ulysses S..
Fertilizers and soil fertility.
Reston:
Prentice-Hall,
1979.
.