erc: who: Crittenden, Oda Pauline what: A Study to Determine the Characteristics of Effective Application Letters for Teachers, with Particular Reference to College Positions, as Influenced by Reports from 65 College and University Presidents and an Analysis of 65 Sample Letters of Application for College Positions when: 1940 where: https://digital.library.unt.edu/ark:/67531/metadc70256/