APA-ийн эшлэл(7 дахь хэвлэлт)

Krashen, S. D. (1984). Writing: Research, theroy and applications. Pergamon Institute of English.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Krashen, Stphen D. Writing: Research, Theroy and Applications. Oxford: Pergamon Institute of English, 1984.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Krashen, Stphen D. Writing: Research, Theroy and Applications. Pergamon Institute of English, 1984.