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  • Gretz, Karl F.

Gretz, Karl F. (Nombre Personal)

Preferred form: Gretz, Karl F.

Consultative selling techniques for financial professionals, 1990: portada (Karl F. Gretz, Ph.D.)

The adolescent psychopath and his parents, 1978: portada (Karl Frederick Gretz)

Empowering innovative people, c1992: portada (Karl F. Gretz) camisa (Master of Education, Tufts Univ.; Ph.D. in educational psychology, B.Y.U.)

The broker's edge, c1995: portada (Karl Gretz) reverso de la portada (Karl F. Gretz)