APA-ийн эшлэл(7 дахь хэвлэлт)

Lawrence, O., & Hutchinson, D. (1990). Computer technology: Digital priniciples to interfacing (2nd ed.). McGraw-hill.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Lawrence, O.R, ба D.B Hutchinson. Computer Technology: Digital Priniciples to Interfacing. 2nd ed. Toronto: McGraw-hill, 1990.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Lawrence, O.R, ба D.B Hutchinson. Computer Technology: Digital Priniciples to Interfacing. 2nd ed. McGraw-hill, 1990.