LCCN 70859175: His The peoplemakers, 1970 (usage: Murray H. Ball)
New Zealand woman's weekly, March 27, 2017 page 24 (Murray Ball, 1939-2017; created many different cartoon series throughout his life; died in Gisborne; born in Feilding)
Wikipedia WWW site, viewed on July 6, 2017 Murray Ball page (Murray Hone Ball ONZM (26 January 1939 -12 March 2017) was a New Zealand cartoonist)