APA-ийн эшлэл(7 дахь хэвлэлт)

GEORGE MICHAEL L. (2003). LEAN SIX SIGMA FOR SERVICE. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

GEORGE MICHAEL L. LEAN SIX SIGMA FOR SERVICE. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2003.

MLA -ийн эшлэл (9 дэх хэвлэлт)

GEORGE MICHAEL L. LEAN SIX SIGMA FOR SERVICE. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2003.