Penggayaan APA
Napitupulu, Bendjamin CH. Nendissa, Benedictus Effendi, Barter Ginting. (1987).
Operation research .
Malang:
ITN.
Chicago Style
Napitupulu, Bendjamin CH. Nendissa, Benedictus Effendi, Barter Ginting.
Operation research.
Malang:
ITN,
1987.
Text.
MLA Style
Napitupulu, Bendjamin CH. Nendissa, Benedictus Effendi, Barter Ginting.
Operation research.
Malang:
ITN,
1987.
Text.
Turabian Style
Napitupulu, Bendjamin CH. Nendissa, Benedictus Effendi, Barter Ginting.
Operation research.
Malang:
ITN,
1987.
Print.