APA (7. basım) Alıntı

(1990). The Europa world year book 1990: Vol. 1 part one international organizations, part two afghanistan-jordan. Europa Publications.

Chicago Style (17. basım) Atıf

The Europa World Year Book 1990: Vol. 1 Part One International Organizations, Part Two Afghanistan-jordan. Bedford Square, New York: Europa Publications, 1990.

MLA (9th ed.) Atıf

The Europa World Year Book 1990: Vol. 1 Part One International Organizations, Part Two Afghanistan-jordan. Europa Publications, 1990.