SIMORANGKIR, O. (1987). Masalah Pokok Pemasaran. Yagrat.
Chicago Style (17th ed.) CitationSIMORANGKIR, O.P. Masalah Pokok Pemasaran. Yagrat, 1987.
MLA (8th ed.) CitationSIMORANGKIR, O.P. Masalah Pokok Pemasaran. Yagrat, 1987.
Warning: These citations may not always be 100% accurate.