Gaya APA

Shepherd, W, G., Wilcox, C. (1979). Public Policies Toward Business (Edisi 6). Illionis: Richard D. Irwin.

Gaya MLA

Shepherd, William, G.., Wilcox, Clai. "Public Policies Toward Business". Edisi 6 Illionis: Richard D. Irwin, 1979. Teks.