Proceedings of the 1st Mine Ventilation Symposium, March 29-31, 1982, the University of Alabama University (Tuscaloosa), Alabama. (1982). Proceedings of the 1st Mine Ventilation Symposium, March 29-31, 1982, the University of Alabama University (Tuscaloosa), Alabama. Society of Mining Engineers.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Proceedings of the 1st Mine Ventilation Symposium, March 29-31, 1982, the University of Alabama University (Tuscaloosa), Alabama. Proceedings of the 1st Mine Ventilation Symposium, March 29-31, 1982, the University of Alabama University (Tuscaloosa), Alabama. New York: Society of Mining Engineers, 1982.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Proceedings of the 1st Mine Ventilation Symposium, March 29-31, 1982, the University of Alabama University (Tuscaloosa), Alabama. Proceedings of the 1st Mine Ventilation Symposium, March 29-31, 1982, the University of Alabama University (Tuscaloosa), Alabama. Society of Mining Engineers, 1982.