Johnson, S. (1986). Salesman satu menit. Erlangga.
Chicago Style (17th ed.) CitationJohnson, Spenser. Salesman Satu Menit. Erlangga, 1986.
MLA (8th ed.) CitationJohnson, Spenser. Salesman Satu Menit. Erlangga, 1986.
Warning: These citations may not always be 100% accurate.