Widianto, M. B., Ebel, S., & Samhoedi, H. (1992). Obat sintetik: Buku ajar dan buku pegangan. Gadjah Mada University Press.
Chicago Style (17th ed.) CitationWidianto, Mathilda B., Siegfried Ebel, and H. Samhoedi. Obat Sintetik: Buku Ajar Dan Buku Pegangan. Gadjah Mada University Press, 1992.
MLA (8th ed.) CitationWidianto, Mathilda B., et al. Obat Sintetik: Buku Ajar Dan Buku Pegangan. Gadjah Mada University Press, 1992.
Warning: These citations may not always be 100% accurate.