Chernyshenko, O.S., & Ones, D.S. (1999). How selective are psychology graduate programs? The effect of the selection ration on GRE score validity. Educational and Psychological Measurement, 59(6), 951-961.
Childers, J.H. Jr., & Rye, D.R. (1987). Doctoral student selection in counselor education: A multidimensional assessment strategy. Journal of Counseling and Development, 65, 555-557.
Collins, G.R. (2007). Christian counseling: A comprehensive guide (3rd ed.). Nashville: Thomas Nelson
Combs, A.W. (1986). What makes a good people helper? Person-Centered Review,1(1), 51-61.
Combs, A.W., & Soper, D.W. (1963). The perceptual organization of effective counselors. Journal of Counseling Psychology,10(3), 222-226.
Costa, P.T., Jr., & McCrae, R.R. (1985). The NEO Personality Inventory manual. Odessa, FL: Psychological Assessment Resources.
Costa, Jr., P.T., & McCrae, R.R. (1992). Revised Neo Personality Inventory (NEO PI-R) and Neo Five-Factor Inventory (NEO-FFI) professional manual. Lutz, FL: Psychological Assessment Resources.
Costa, P.T., & McCrae, R.R. (1994). Set like plaster? Evidence for the stability of adult personality. In Heatherton, T.F. & Weinberger, J.L. (Eds.), Can personality change? (pp. 21-40). Washington, DC: American Psychological Association.
Costa Jr., P.T., McCrae, R.R., & Kay, G.G. (1995). Persons, places, and personality: Career assessment using the Revised NEO Personality Inventory. Journal of Career Assessment, 3(2), 123-139.
Cottle, W.C., & Lewis, Jr., W.W. (1954). Personality characteristics of counselors: II. Male counselor responses to the MMPI and GZTS. Journal of Counseling Psychology, 1(1), 27-30.
Cottle, W.C., Lewis Jr., W.W., & Penney, M.M. (1954). Personal characteristics of counselors: III. An experimental scale. Journal of Counseling Psychology, 1(2), 74-77.
Council for Accreditation of Counseling and Related Educational Programs. (2001). CACREP accreditation manual: 2001 standards. Alexandria, VA: Author.