Elementary Science Study (Education Development Center) & Gillmor, M. S. (1971). Teacher's guide for Starting from seeds: A study unit. Webster Division, McGraw-Hill Book Co..
Lua i Stíl Chicago (17ú heag.)Elementary Science Study (Education Development Center) agus Mary S. Gillmor. Teacher's Guide for Starting from Seeds: A Study Unit. New York: Webster Division, McGraw-Hill Book Co., 1971.
Lua MLA (8ú heag.)Elementary Science Study (Education Development Center) agus Mary S. Gillmor. Teacher's Guide for Starting from Seeds: A Study Unit. Webster Division, McGraw-Hill Book Co., 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.