APA (7. basım) Alıntı

Klein, B. Guide to American directories. Prentice-Hall.

Chicago Style (17. basım) Atıf

Klein, Bernard. Guide to American Directories. Englewood Cliffs, N. J: Prentice-Hall.

MLA (9th ed.) Atıf

Klein, Bernard. Guide to American Directories. Prentice-Hall.