APA (7th ed.) Citation

Geary, J. (1997). The new age of discovery: A celebration of mankind's exploration of the unknown. Time Inc.

Chicago Style (17th ed.) Citation

Geary, James. The New Age of Discovery: A Celebration of Mankind's Exploration of the Unknown. Amsterdam: Time Inc, 1997.

MLA (9th ed.) Citation

Geary, James. The New Age of Discovery: A Celebration of Mankind's Exploration of the Unknown. Time Inc, 1997.