Knapp, Mark L.2011-03-232017-05-112011-03-232017-05-112001-08http://hdl.handle.net/2152/10663textelectronicengCopyright is held by the author. Presentation of this material on the Libraries' web site by University Libraries, The University of Texas at Austin was made possible under a limited license grant from the author who has retained all copyrights in the works.Unmarried couplesCommitment (Psychology)SatisfactionRestricted