APA (7th ed.) Citation

Marcotty, M., & Ledgard, H. (1987). The World of Programming Languages. Springer New York.

Chicago Style (17th ed.) Citation

Marcotty, Michael, and Henry Ledgard. The World of Programming Languages. New York, NY: Springer New York, 1987.

MLA (9th ed.) Citation

Marcotty, Michael, and Henry Ledgard. The World of Programming Languages. Springer New York, 1987.

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