APA (7. basım) Alıntı

Kessler, C. (1993). International Scientific Cooperation, Consolidated report of activities, 1987 - 90. s.n.

Chicago Style (17. basım) Atıf

Kessler, C. International Scientific Cooperation, Consolidated Report of Activities, 1987 - 90. s.l: s.n, 1993.

MLA (9th ed.) Atıf

Kessler, C. International Scientific Cooperation, Consolidated Report of Activities, 1987 - 90. s.n, 1993.