Gaya APA

Bly, Robert. (2000). Direct marketing (cet 1). : Prenada Media.

Gaya Chicago

Bly, Robert. Direct marketing. cet 1 : Prenada Media, 2000. EKONOMI.

Gaya MLA

Bly, Robert. Direct marketing. cet 1 : Prenada Media, 2000. EKONOMI.

Gaya Turabian

Bly, Robert. Direct marketing. cet 1 : Prenada Media, 2000. EKONOMI.