Lua APA (7ú heag.)

Krashen, S. D. (1985). The input hypothesis: Issues and implications. Longman.

Lua i Stíl Chicago (17ú heag.)

Krashen, Stephen D. The Input Hypothesis: Issues and Implications. London ; New York: Longman, 1985.

Lua MLA (8ú heag.)

Krashen, Stephen D. The Input Hypothesis: Issues and Implications. Longman, 1985.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.