Gaya APA

Kencanawati,SH.,MH, D, D, A, W, S, S, M, D, D. (1990). Marketing: contemporary , concept and practice (4). USA: Irwin.

Gaya MLA

Kencanawati,SH.,MH, Dr., Dhody, AR, Widjajaatmadja,, SH.,, SpN.,, MH, Dan, Dr.Erny. "Marketing: contemporary , concept and practice". 4 USA: Irwin, 1990. Text.