R. D. Hubbell

Aspects of Communication in Families with Young Children

J. Stachowiak, R. D. Hubbell, M. C. Byrne, 1974 .

On facilitating spontaneous talking in young children.

R. D. Hubbell, 1977, The Journal of speech and hearing disorders.

Children's Language Disorders: An Integrated Approach

R. D. Hubbell, 1981 .

A Handbook of English Grammar and Language Sampling

R. D. Hubbell, 1988 .