APA (7th ed.) Citation

Time-Life Books & Gilbert, B. (1973). The trailblazers. Time-Life Books.

Chicago Style (17th ed.) Citation

Time-Life Books and Bil Gilbert. The Trailblazers. New York: Time-Life Books, 1973.

MLA (8th ed.) Citation

Time-Life Books and Bil Gilbert. The Trailblazers. Time-Life Books, 1973.

Warning: These citations may not always be 100% accurate.