Cite Them Right 11th edition - Harvard

Marco Gähler and Marco Gähler (2026) Python Made Easy.

Chicago Manual of Style 17th edition (full note)

Marco Gähler, and Marco Gähler. Python Made Easy.

American Psychological Association 7th edition

Marco Gähler, & Marco Gähler. (2026). Python Made Easy.

Modern Language Association 9th edition

Marco Gähler, and Marco Gähler. Python Made Easy. 2026.

ISO-690 (author-date, Deutsch)

MARCO GÄHLER and MARCO GÄHLER, 2026. Python Made Easy

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