(1977). Studies in second language acquisition. Indiana University Linguistics Club.
Čikaški stil citiranja (17. izdanje)Studies in Second Language Acquisition. Bloomington, IN: Indiana University Linguistics Club, 1977.
MLA način citiranja (9. izdanje)Studies in Second Language Acquisition. Indiana University Linguistics Club, 1977.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.