-. (1993). Buletin Ilmiah Instiper. Institut Pertanian Stiper.
Chicago Style (17th ed.) Citation-. Buletin Ilmiah Instiper. Institut Pertanian Stiper, 1993.
MLA (8th ed.) Citation-. Buletin Ilmiah Instiper. Institut Pertanian Stiper, 1993.
Warning: These citations may not always be 100% accurate.