Cite Them Right 11th edition - Harvard

Moore, A.D. und Harwani, B.M. (2019) Python GUI programming: a complete reference guide : develop responsive and powerful gui applications with Pyqt and Tkinter. Packt Publishing.

Chicago Manual of Style 17th edition (full note)

Moore, Alan D, und B M Harwani. Python GUI programming: a complete reference guide : develop responsive and powerful gui applications with Pyqt and Tkinter. Packt Publishing, 2019, Packt Publishing, 2019.

American Psychological Association 7th edition

Moore, A. D., & Harwani, B. M. (2019). Python GUI programming: a complete reference guide : develop responsive and powerful gui applications with Pyqt and Tkinter. Packt Publishing.

Modern Language Association 9th edition

Moore, A. D., und B. M. Harwani. Python GUI programming: a complete reference guide : develop responsive and powerful gui applications with Pyqt and Tkinter. Packt Publishing, 2019.

ISO-690 (author-date, Deutsch)

MOORE, Alan D und B M HARWANI, 2019. Python GUI programming: a complete reference guide : develop responsive and powerful gui applications with Pyqt and Tkinter. Packt Publishing

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.