Cita APA (7a ed.)

Reitman, J. I. (1998). Beyond 2000 The Future Of Direct Marketing Masa Depan Direct Marketing Jerry I. Reitman. Gramedia.

Cita Chicago Style (17a ed.)

Reitman, Jerry I. Beyond 2000 The Future Of Direct Marketing Masa Depan Direct Marketing Jerry I. Reitman. Gramedia, 1998.

Cita MLA (8a ed.)

Reitman, Jerry I. Beyond 2000 The Future Of Direct Marketing Masa Depan Direct Marketing Jerry I. Reitman. Gramedia, 1998.