APA Style

Robinson, W, A., Carmack, L, L. (1991). Seri Pemasaran dan Promosi Penjualan Terbaik = Collection for Executive Best Sales Promotions . Jakarta: PT.Elex Media Komputindo.

MLA Style

Robinson, William, A.., Carmack, Lynne, Lamb. "Seri Pemasaran dan Promosi Penjualan Terbaik = Collection for Executive Best Sales Promotions". Jakarta: PT.Elex Media Komputindo, 1991. print.