Jakobovits, L. (1971). Foreign Language Learning: A Psycholinguistic Analysis of the Issues. Newbury House Publishers.
Lua i Stíl Chicago (17ú heag.)Jakobovits, Leon. Foreign Language Learning: A Psycholinguistic Analysis of the Issues. Estados Unidos: Newbury House Publishers, 1971.
Lua MLA (9ú heag.)Jakobovits, Leon. Foreign Language Learning: A Psycholinguistic Analysis of the Issues. Newbury House Publishers, 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.