Off-campus Library Services Conference Charleston, S.C., Central Michigan University. Libraries, Central Michigan University. Extended Degree Programs, & Lessin, B. M. (1989). The Off-campus Library Services Conference proceedings: Charleston, South Carolina, October 20-21, 1988. Central Michigan University.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Off-campus Library Services Conference Charleston, S.C., Central Michigan University. Libraries, Central Michigan University. Extended Degree Programs, و Barton M. Lessin. The Off-campus Library Services Conference Proceedings: Charleston, South Carolina, October 20-21, 1988. Mount Pleasant, Mich.: Central Michigan University, 1989.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Off-campus Library Services Conference Charleston, S.C., et al. The Off-campus Library Services Conference Proceedings: Charleston, South Carolina, October 20-21, 1988. Central Michigan University, 1989.