Successful coaching /
Martens, Rainer, 1942-
Successful coaching / Rainer Martens. - Updated 2nd ed. - Champaign, Ill. : Human Kinetics, c1997. - x 219 p. : ill. ; 28 cm.
Successful coaching / Rainer Martens. - Updated 2nd ed. - Champaign, Ill. : Human Kinetics, c1997. - x 219 p. : ill. ; 28 cm.