Gaya APA
Purwito, A. (2009).
JURNAL AGRONOMI INDONESIA (INDONESIAN JOURNAL OF AGRONOMY) .
Bogor:
Perhimpunan Agronomi Indonesia.
Gaya MLA
Purwito, Agus.
"JURNAL AGRONOMI INDONESIA (INDONESIAN JOURNAL OF AGRONOMY)".
Bogor:
Perhimpunan Agronomi Indonesia,
2009.
Text.