Gaya APA
SYAM, Mahyudin, SABRANI, M, MUSADDAD, Arif. (1990).
Sistem usahatani di lima agroekosistem .
Jakarta:
dept.pertanian.
Gaya Chicago
SYAM, Mahyudin, SABRANI, M, MUSADDAD, Arif.
Sistem usahatani di lima agroekosistem.
Jakarta:
dept.pertanian,
1990.
Text.
Gaya MLA
SYAM, Mahyudin, SABRANI, M, MUSADDAD, Arif.
Sistem usahatani di lima agroekosistem.
Jakarta:
dept.pertanian,
1990.
Text.
Gaya Turabian
SYAM, Mahyudin, SABRANI, M, MUSADDAD, Arif.
Sistem usahatani di lima agroekosistem.
Jakarta:
dept.pertanian,
1990.
Print.