APA-ийн эшлэл(7 дахь хэвлэлт)

Khan, I. (1985). Suitability of teaching Eng. thro` coresspondence. Ashish.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Khan, Inayat. Suitability of Teaching Eng. Thro` Coresspondence. New Delhi: Ashish, 1985.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Khan, Inayat. Suitability of Teaching Eng. Thro` Coresspondence. Ashish, 1985.