Gaya APA
Follett, Roy H.. (1981).
Fertilizers and soil amendments .
New Jersey:
Prentice-Hall.
Gaya Chicago
Follett, Roy H..
Fertilizers and soil amendments.
New Jersey:
Prentice-Hall,
1981.
Tesis.
Gaya MLA
Follett, Roy H..
Fertilizers and soil amendments.
New Jersey:
Prentice-Hall,
1981.
Tesis.
Gaya Turabian
Follett, Roy H..
Fertilizers and soil amendments.
New Jersey:
Prentice-Hall,
1981.
Tesis.