Cita APA (7th ed.)

Hahn, H. (1996). The internet yellow pages (3rd ed.). Osborne McGraw-Hill.

Cita Chicago (17th ed.)

Hahn, Harley. The Internet Yellow Pages. 3rd ed. Berkeley: Osborne McGraw-Hill, 1996.

Cita MLA (9th ed.)

Hahn, Harley. The Internet Yellow Pages. 3rd ed. Osborne McGraw-Hill, 1996.