Article PDF
Explore related subjects
Discover the latest articles, news and stories from top researchers in related subjects.
Use our pre-submission checklist
Avoid common mistakes on your manuscript.
Additional information
Documents listed are available from the ERIC Document Reproduction Service, unless otherwise noted, and can be purchased for the stated price, plus a 50-cent service charge. The address is EDRS, 4936 Fairmont Ave., Bethesda, Md. 20014. It is vital that the document be identified by its ED number.
Rights and permissions
About this article
Cite this article
Coombs, D.H. Research abstracts. AVCR 18, 221–229 (1970). https://doi.org/10.1007/BF02769173
Issue Date:
DOI: https://doi.org/10.1007/BF02769173