Cameron, Allan (1996). Left and Right: The Significance of a Political Distinction. Chicago: University of Chicago Press. pp. 51, 62. ISBN 978-0-226-06246-4
International Order.” A distinction must be placed between “less developed countries” and “least developed countries.” The latter is a specific group of state
(באנגלית: Orderof Canada) והיא פרופסור להנדסה כימית יישומית, כימיה וביו-חומרים והנדסה ביו-רפואית באוניברסיטת טורונטו, קנדה (University of Toronto, Canada)
History of Philosophy, 2014 “The Principle of Sufficient Reason, the Ontological Argument and the Is-Ought Distinction,” The European Journal of Philosophy
"voluntary" and "compulsory" communisms. Some market anarchists reject the distinction. From Encyclopedia Britannica article "Proudhon, Pierre-Joseph" (2006)