Drummond, Avril
Reasearch methods for therapists /
Avril Drummond.
- London : Chapman & Hall , 1996.
- xviii,172p : ill.; 24 cm.
Includes bibliographical refernces (P.[160]-165) and index.
0748743170
Research--methods.
Data collection.
Biometry.
W20.5 / D844r 1996