توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Export Promotion Seminar Singapore, Singapore. Ministry of Finance. Trade Division, & Singapore Manufacturers Association. (1972). Papers of Export Promotion Seminar, dates September 25th-29th, 1972. s.n..

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Export Promotion Seminar Singapore, Singapore. Ministry of Finance. Trade Division, و Singapore Manufacturers Association. Papers of Export Promotion Seminar, Dates September 25th-29th, 1972. [Singapore: s.n., 1972.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Export Promotion Seminar Singapore, et al. Papers of Export Promotion Seminar, Dates September 25th-29th, 1972. s.n., 1972.