APA Style

Suspi Migas IX/1989 Advanced Management Seminar : Effective Development and Utilization of Gas Resources (Book 1) 10-22 Juli 1989. (1989). : .

MLA Style

Suspi Migas IX/1989 Advanced Management Seminar : Effective Development and Utilization of Gas Resources (Book 1) 10-22 Juli 1989. . : , 1989. Text.