How many times has this book been published?

• Version 1: June 12, 2013: 10 people. Minimum price 0.99
• Version 2: June 28, 2013: 12 people. How we connect added.
• Version 3: Sep 17, 2013: 14 people.
• Version 4: Sep 17, 2013: Intro added for Martin
• Version 5: Sep 19, 2013: 15 people.
• Version 6: Sep 19, 2013: Minor edits
• Version 7: Oct 10, 2013: Added ability to read online for free
• Version 8: Oct 21, 2013: Kevin Shine added. 16 people.
• Version 9: Nov 26, 2013: Justin Doyle added. 17 people.
• Version 10: Oct 18, 2014: Austin Fagan added. 18 people.
• Version 11: Nov 7, 2014: Dillon Weyer added. 19 people.
• Version 12: Jan 12, 2015: Pavel Dabrytski and Biase De Gregorio added. 21 people.
• Version 13: Sep 2, 2015: Regina Martins and Jacques de Vos added. 23 people.
• Version 14: Aug 12, 2016: Mark Nilsen added. 24 people
• Version 15: Nov 2, 2016: Antoinette Coetzee added. 25 people
• Version 16: Oct 10, 2021: Updated release. 34 people
• Version 16: Oct 10, 2021: Updated Yogini Moodley. 35 people