APA Style

Tenardhi, B, T. (2012). The 8 Continnums Of Sales Management Process (Pertama). Raih Asa Sukses,Jakarta: 2012.

MLA Style

Tenardhi, Billy, Taufan. "The 8 Continnums Of Sales Management Process". Pertama Raih Asa Sukses,Jakarta: 2012, 2012. Text.