T. H. Powell

发表

T. H. Powell, A. Hecimovic, A. Hecimovic, 1984, Exceptional children.

Daniel E. Steere, E. Pancsofar, T. H. Powell, 1989 .

P. Gallagher, T. H. Powell, 1989 .

T. H. Powell, C. Leroy, Paul H. Kelker, 1994 .

D. Lindeman, T. H. Powell, 1983, Exceptional children.

P. Gallagher, T. H. Powell, Cheryl Rhodes, 1985 .