National Industrial Conference Board. Division of Business Practices. (1967). Market testing consumer products ; a symposium. National Industrial Conference Board.
Цитирование в стиле Чикаго (17-е изд.)National Industrial Conference Board. Division of Business Practices. Market Testing Consumer Products ; a Symposium. [New York: National Industrial Conference Board, 1967.
Цитирование MLA (9-е изд.)National Industrial Conference Board. Division of Business Practices. Market Testing Consumer Products ; a Symposium. National Industrial Conference Board, 1967.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.