एपीए उद्धरण

Không rõ. (2001). Promotion and Advertising. Youth PublishingHouse.

शिकागो स्टाइल उद्धरण

Không rõ. Promotion and Advertising. Youth PublishingHouse, 2001.

एमएलए उद्धरण

Không rõ. Promotion and Advertising. Youth PublishingHouse, 2001.