illustrated with examples. Language Universals(英语:Linguistic universal) and LinguisticTypology(英语:LinguisticTypology): Syntax and Morphology – Bernard Comrie
くろしお出版. 2009: 182–185. Comrie, Bernard. Language Universals and LinguisticTypology: Syntax and Morphology. University of Chicago Press. 1989. ISBN 0226114333
universals and linguistictypology. 2nd edition. Chicago: University of Chicago Sapir, Edward. www.bartleby.com/186/6.html Types of linguistic structure.