Conventional left–right political spectrum
Anonymus
Love, Nancy Sue (2006). Understanding Dogmas and Dreams (Second ed.). Washington, District of Columbia: CQ Press. p. 13. <a href="//commons.wikimedia.org/wiki/Special:BookSources/9781483371115" title="Special:BookSources/9781483371115">ISBN 9781483371115</a>. OCLC 893684473