Cita APA (7a ed.)

BLY R W. (2000). INTERNET DIRECT MAIL. NTC BUSINESS BOOKS.

Cita Chicago Style (17a ed.)

BLY R W. INTERNET DIRECT MAIL. CHICAGO: NTC BUSINESS BOOKS, 2000.

Cita MLA (9a ed.)

BLY R W. INTERNET DIRECT MAIL. NTC BUSINESS BOOKS, 2000.