Penggayaan APA
HOWELER, R. H.. (1981).
Mineral nutrition and fertilization of cassava (manihot esculenta crantz) .
Colombia:
Centro International de Agricultura Tropical.
Chicago Style
HOWELER, R. H..
Mineral nutrition and fertilization of cassava (manihot esculenta crantz).
Colombia:
Centro International de Agricultura Tropical,
1981.
Buku.
MLA Style
HOWELER, R. H..
Mineral nutrition and fertilization of cassava (manihot esculenta crantz).
Colombia:
Centro International de Agricultura Tropical,
1981.
Buku.
Turabian Style
HOWELER, R. H..
Mineral nutrition and fertilization of cassava (manihot esculenta crantz).
Colombia:
Centro International de Agricultura Tropical,
1981.
Buku.