Markham, V. (1970). Effective industrial selling: With total marketing communication. George Allen & Unwin.
Chicago-стиль цитированияMarkham, Vic. Effective Industrial Selling: With Total Marketing Communication. London: George Allen & Unwin, 1970.
MLA-цитированиеMarkham, Vic. Effective Industrial Selling: With Total Marketing Communication. George Allen & Unwin, 1970.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.