R. A. Lewis

‘Take the stairs instead of the escalator’: effect of environmental prompts on community stair use and implications for a national ‘Small Steps’ campaign

M. Heo, A. Pietrobelli, M. Faith, 2006, Obesity reviews : an official journal of the International Association for the Study of Obesity.

Pilgrim's progress III: A trend analysis of family theory and methodology.

R. A. Lewis, J. Hodgson, 1979, Family process.

Myths of Career Development: A Cognitive Approach to Vocational Counseling

R. A. Lewis, Michael R. Gilhousen, 1981 .

Smoking and preference for brand of cigarette among adolescents.

D. W. Edwards, R. Volk, J. Schulenberg, 1996, Journal of substance abuse.

An empirical typology of dyadic formation.

E. Filsinger, P. McAvoy, R. A. Lewis, 1982, Family process.

Parents and peers: socialization agents in the coital behavior of young adults.

R. A. Lewis, Robert A. Lewis, 1973, Journal of sex research.

Producing change in attitudes toward abortion.

R. A. Lewis, 1973, Family planning resume.

TWO RELATED INDIGENOUS WRITING SYSTEMS: CANADA'S SYLLABIC AND CHINA'S A-HMAO SCRIPTS

R. A. Lewis, Louis-jacques Dorais, 2003 .