APA (7th ed.) Citation

Grayson, J. E. (2000). Python and Tkinter programming: [graphical user interfaces for Python programs]. Manning.

Chicago Style (17th ed.) Citation

Grayson, John E. Python and Tkinter Programming: [graphical User Interfaces for Python Programs]. Greenwich, Conn: Manning, 2000.

MLA (9th ed.) Citation

Grayson, John E. Python and Tkinter Programming: [graphical User Interfaces for Python Programs]. Manning, 2000.

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