Westra, E. [ca. 2016]. Python geospatial development : develop sophisticated mapping applications from scratch using Python 3 tools for geospatial development. In Community experience distilled (Third edition) [Cd]. Birmingham, UK: Packt Publishing.
ISO-690 (author-date, English)WESTRA, Erik, 2016. Python geospatial development : develop sophisticated mapping applications from scratch using Python 3 tools for geospatial development. Third edition. Birmingham, UK: Packt Publishing. ISBN 9781782174981.
Modern Language Association 9th editionWestra, E. „Python geospatial development : develop sophisticated mapping applications from scratch using Python 3 tools for geospatial development“. Community experience distilled, Third edition, cd, Packt Publishing, 2016.
Mohr Siebeck - Recht (Deutsch - Österreich)Westra, Erik: Python geospatial development : develop sophisticated mapping applications from scratch using Python 3 tools for geospatial development, Third edition. Aufl. Birmingham, UK 2016.
Emerald - HarvardWestra, E. (2016), Python geospatial development : develop sophisticated mapping applications from scratch using Python 3 tools for geospatial development, Community experience distilled, Third edition., Bd. , Packt Publishing, Birmingham, UK.