Penggayaan APA
MENGEL, Konrad dkk. (1978).
Principles of plant nutrition 2 jilid .
Switzerland:
International Potash Institute.
Chicago Style
MENGEL, Konrad dkk.
Principles of plant nutrition 2 jilid.
Switzerland:
International Potash Institute,
1978.
Buku.
MLA Style
MENGEL, Konrad dkk.
Principles of plant nutrition 2 jilid.
Switzerland:
International Potash Institute,
1978.
Buku.
Turabian Style
MENGEL, Konrad dkk.
Principles of plant nutrition 2 jilid.
Switzerland:
International Potash Institute,
1978.
Buku.