Gaya APA

Lazer, William. (1990). Marketing 2000 and beyond . America: American Marketing Association.

Gaya Chicago

Lazer, William. Marketing 2000 and beyond. America: American Marketing Association, 1990. Text.

Gaya MLA

Lazer, William. Marketing 2000 and beyond. America: American Marketing Association, 1990. Text.

Gaya Turabian

Lazer, William. Marketing 2000 and beyond. America: American Marketing Association, 1990. Print.