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Clarence Duff Ph.D.
Clarence Duff, Ph.D., earned his Master of Science and Ph.D. degrees in educational psychology from Capella University. He earned his Bachelor of Science in psychology and Master of Arts in profess...lihat lebih banyakClarence Duff, Ph.D., earned his Master of Science and Ph.D. degrees in educational psychology from Capella University. He earned his Bachelor of Science in psychology and Master of Arts in professional counseling from Liberty University. He also pursued doctoral studies in organizational leadership at Grand Canyon University. He has been a college professor of psychology for more than fifteen years.lihat lebih sedikit
Buku oleh Clarence Duff Ph.D.
Leading, Growing, and Sustaining God’s Church: Concepts and Strategies for Success