(1989). [Вып. 16]. 1989.
Chicago Style (17th ed.) Citation[Вып. 16]. 1989, 1989.
MLA (9th ed.) Citation[Вып. 16]. 1989, 1989.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.
APA (7th ed.) Citation
(1989). [Вып. 16]. 1989.
Chicago Style (17th ed.) Citation[Вып. 16]. 1989, 1989.
MLA (9th ed.) Citation[Вып. 16]. 1989, 1989.