APA-viite (7. p.)

FRIEDMAN N J. (1995). TELEPHONE SKILLS FROM A TO Z. CRISP PUBLICATION.

Chicago-viite (17. p.)

FRIEDMAN N J. TELEPHONE SKILLS FROM A TO Z. CALIFORNIA: CRISP PUBLICATION, 1995.

MLA-viite (9. p.)

FRIEDMAN N J. TELEPHONE SKILLS FROM A TO Z. CRISP PUBLICATION, 1995.