Smart, Gary. <br/><br/>
Practical python programming for IoT   :  build advanced IoT projects using a raspberry Pi 4, MQTT, RESTful APIs, WebSockets, and Python 3. 
GarySmart 
 -  Packt Publishing Ltd 
 - 500 pages :  illustration ;  24 cm 
<br/><br/> Include Indexes 
<br/><br/><label>ISBN: </label>9781838982461 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic resource.<br/>Internet of things.<br/>Python (Computer program language)