Cite Them Right 11th edition - Harvard

Gilles Dowek and Gilles Dowek (2009) Principles of Programming Languages.

Chicago Manual of Style 17th edition (full note)

Gilles Dowek, and Gilles Dowek. Principles of Programming Languages.

American Psychological Association 7th edition

Gilles Dowek, & Gilles Dowek. (2009). Principles of Programming Languages.

Modern Language Association 9th edition

Gilles Dowek, and Gilles Dowek. Principles of Programming Languages. 2009.

ISO-690 (author-date, Deutsch)

GILLES DOWEK and GILLES DOWEK, 2009. Principles of Programming Languages

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