Author

Barbara Baker Sommer

3 books found

Cover of A practical guide to behavioral research

A practical guide to behavioral research

Barbara Baker Sommer · First published 1991

Cover of Instructor's manual for A practical guide to behavioral research

Instructor's manual for A practical guide to behavioral research

Barbara Baker Sommer · First published 1991

Cover of Puberty and adolescence

Puberty and adolescence

Barbara Baker Sommer · First published 1978