Styl cytowania APA

Welsh, J. (1987). Introduction to PASCAL.- 2nd ed. Prentice Hall.

Styl cytowania Chicago

Welsh, Jim. Introduction to PASCAL.- 2nd Ed. New Delhi: Prentice Hall, 1987.

Styl cytowania MLA

Welsh, Jim. Introduction to PASCAL.- 2nd Ed. Prentice Hall, 1987.