APA (7th ed.) Citation
WHITMAN, B., & ET AL. (1990). TRAINING IN PARENTING SKILLS FOR ADULTS WITH MENTAL RETARDATION.
Chicago Style (17th ed.) Citation
WHITMAN, B.Y, and ET AL. TRAINING IN PARENTING SKILLS FOR ADULTS WITH MENTAL RETARDATION. 1990.
MLA (9th ed.) Citation
WHITMAN, B.Y, and ET AL. TRAINING IN PARENTING SKILLS FOR ADULTS WITH MENTAL RETARDATION. 1990.
Warning: These citations may not always be 100% accurate.