एपीए उद्धरण

Burchell, S. (1966). Age of Progress. Time-Life International.

शिकागो स्टाइल उद्धरण

Burchell, S.C. Age of Progress. Nederland: Time-Life International, 1966.

एमएलए उद्धरण

Burchell, S.C. Age of Progress. Time-Life International, 1966.