Cite Them Right 11th edition - Harvard

Andrew Cutts und Andrew Cutts (2019) QGIS Quick Start Guide : A Beginner’s Guide to Getting Started with QGIS 3.4.

Chicago Manual of Style 17th edition (full note)

Andrew Cutts, und Andrew Cutts. QGIS Quick Start Guide : A Beginner’s Guide to Getting Started with QGIS 3.4.

American Psychological Association 7th edition

Andrew Cutts, & Andrew Cutts. (2019). QGIS Quick Start Guide : A Beginner’s Guide to Getting Started with QGIS 3.4.

Modern Language Association 9th edition

Andrew Cutts, und Andrew Cutts. QGIS Quick Start Guide : A Beginner’s Guide to Getting Started with QGIS 3.4. 2019.

ISO-690 (author-date, Deutsch)

ANDREW CUTTS und ANDREW CUTTS, 2019. QGIS Quick Start Guide : A Beginner’s Guide to Getting Started with QGIS 3.4

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