Back to matchesWe found a matchYour institution may have rights to this item. Sign in to continue.TitleUsing Self-Directed Study in the Training of Pre-Service Elementary School Science Teachers.AuthorsEsler, William K.PublicationSchool Science & Mathematics, 1972, Vol 72, Issue 6, p491ISSN0036-6803Publication typeArticleDOI10.1111/j.1949-8594.1972.tb13790.x