APA (7th ed.) Citation
Widmer, E., Romney, A. K., & Boyd, J. (1999). Research report: Cognitive aspects of step-terms in american kinship. American Antropological Association.
Chicago Style (17th ed.) Citation
Widmer, Eric, A Kimball Romney, and John Boyd. Research Report: Cognitive Aspects of Step-terms in American Kinship. Arlington: American Antropological Association, 1999.
MLA (9th ed.) Citation
Widmer, Eric, et al. Research Report: Cognitive Aspects of Step-terms in American Kinship. American Antropological Association, 1999.
Warning: These citations may not always be 100% accurate.