Não informado. (1967). WORLD MEETINGS, UNITED STATES AND CANADA. Technical Meetings Information Service.
Chicago Style (17th ed.) CitationNão informado. WORLD MEETINGS, UNITED STATES AND CANADA. New York: Technical Meetings Information Service, 1967.
MLA (8th ed.) CitationNão informado. WORLD MEETINGS, UNITED STATES AND CANADA. Technical Meetings Information Service, 1967.
Warning: These citations may not always be 100% accurate.