APA (7 ম সংস্করণ) উদ্ধৃতি

Karen, R. (1985). Toward the year 2000: World business leaders speak out on the future of free enterprise. Morrow.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Karen, Ruth. Toward the Year 2000: World Business Leaders Speak Out on the Future of Free Enterprise. New York: Morrow, 1985.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Karen, Ruth. Toward the Year 2000: World Business Leaders Speak Out on the Future of Free Enterprise. Morrow, 1985.