एपीए उद्धरण

Hale, J. R. (1974). Age of Exploration. Time-Life International.

शिकागो स्टाइल उद्धरण

Hale, John R. Age of Exploration. Nederland: Time-Life International, 1974.

एमएलए उद्धरण

Hale, John R. Age of Exploration. Time-Life International, 1974.