Earl W Stevick. (1955). Helping people learning English: A manual for teachers of English as a second language. New York: Abingdon.
Stile di citazione ChicagoEarl W Stevick. Helping People Learning English: A Manual for Teachers of English As a Second Language. New York: Abingdon, 1955.
Citazione MLAEarl W Stevick. Helping People Learning English: A Manual for Teachers of English As a Second Language. New York: Abingdon, 1955.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.