APA (7th ed.) Citation

WALLACE. (1974). The Grand Canyon: Y Robert Wallace and the editors of Time-Life Books with photographs by Ernst Haas. Time-Life Int.

Chicago Style (17th ed.) Citation

WALLACE. The Grand Canyon: Y Robert Wallace and the Editors of Time-Life Books with Photographs by Ernst Haas. Nederland: Time-Life Int, 1974.

MLA (8th ed.) Citation

WALLACE. The Grand Canyon: Y Robert Wallace and the Editors of Time-Life Books with Photographs by Ernst Haas. Time-Life Int, 1974.