Eber, H. W., & Cattell, R. B. (1972). Sixteen personality factor questionnaire: "the 16 PF" : form E : for adolescents and adults of limited literacy. Institute for Personality and Ability Testing.
Chicago Style (17th ed.) CitationEber, Herbert W., and Raymond B. Cattell. Sixteen Personality Factor Questionnaire: "The 16 PF" : Form E : For Adolescents and Adults of Limited Literacy. Champaign, Illinois: Institute for Personality and Ability Testing, 1972.
MLA (9th ed.) CitationEber, Herbert W., and Raymond B. Cattell. Sixteen Personality Factor Questionnaire: "The 16 PF" : Form E : For Adolescents and Adults of Limited Literacy. Institute for Personality and Ability Testing, 1972.
Warning: These citations may not always be 100% accurate.