Gruenwald, G. (1992). Pengembangan Produk baru. Gramedia.
Chicago Style (17th ed.) CitationGruenwald, George. Pengembangan Produk Baru. Gramedia, 1992.
MLA (8th ed.) CitationGruenwald, George. Pengembangan Produk Baru. Gramedia, 1992.
Warning: These citations may not always be 100% accurate.