APA (7th ed.) Citation

Welch, B. B. (1997). Practical Programming in Tcl and Tk (2nd ed.). Prentice Hall.

Chicago Style (17th ed.) Citation

Welch, Brent B. Practical Programming in Tcl and Tk. 2nd ed. Upper Saddle River NJ: Prentice Hall, 1997.

MLA (8th ed.) Citation

Welch, Brent B. Practical Programming in Tcl and Tk. 2nd ed. Prentice Hall, 1997.