एपीए उद्धरण

Lewis, E. H. (1968). Marketing channels: Structure and strategy. McGraw Hill.

शिकागो स्टाइल उद्धरण

Lewis, Edwin H. Marketing Channels: Structure and Strategy. New York: McGraw Hill, 1968.

एमएलए उद्धरण

Lewis, Edwin H. Marketing Channels: Structure and Strategy. McGraw Hill, 1968.