SCHIFFMAN, S. Teknik komunikasi bisnis (cold calling tehniques). Binarupa Aksara, 1997.
Chicago Style CitationSCHIFFMAN, Stephan. Teknik Komunikasi Bisnis (cold Calling Tehniques). Binarupa Aksara, 1997.
MLA CitationSCHIFFMAN, Stephan. Teknik Komunikasi Bisnis (cold Calling Tehniques). Binarupa Aksara, 1997.
Warning: These citations may not always be 100% accurate.