Kohen-Raz, R. (1969). Developmental patterns of static balance ability and their relation to cognitive school readiness: Final report. U.S. Dept. of Health, Education, and Welfare.
Lua i Stíl Chicago (17ú heag.)Kohen-Raz, Reuben. Developmental Patterns of Static Balance Ability and Their Relation to Cognitive School Readiness: Final Report. [Washington]: U.S. Dept. of Health, Education, and Welfare, 1969.
Lua MLA (8ú heag.)Kohen-Raz, Reuben. Developmental Patterns of Static Balance Ability and Their Relation to Cognitive School Readiness: Final Report. U.S. Dept. of Health, Education, and Welfare, 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.