APA (7th ed.) Citation

Walker, B. K., & Stair, R. M. (1984). Essentials of Pascal programming. Irwin.

Chicago Style (17th ed.) Citation

Walker, Billy K., and Ralph M. Stair. Essentials of Pascal Programming. Homewood, Ill: Irwin, 1984.

MLA (9th ed.) Citation

Walker, Billy K., and Ralph M. Stair. Essentials of Pascal Programming. Irwin, 1984.