Sherman, G. E. (2014). PyQGIS programmer's guide: Extending QGIS 2.x with Python. Locate Press.
Chicago Style (17th ed.) CitationSherman, Gary E. PyQGIS Programmer's Guide: Extending QGIS 2.x with Python. Chugiak, Alaska: Locate Press, 2014.
MLA (9th ed.) CitationSherman, Gary E. PyQGIS Programmer's Guide: Extending QGIS 2.x with Python. Locate Press, 2014.
Warning: These citations may not always be 100% accurate.