APA-referens (7:e uppl.)

LEFFINGWELL W H. (1982). TEXTBOOK OF OFFICE MANAGEMENT (3RD.). TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.

Chicago-referens (17:e uppl.)

LEFFINGWELL W H. TEXTBOOK OF OFFICE MANAGEMENT. 3RD. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 1982.

MLA-referens (9:e uppl.)

LEFFINGWELL W H. TEXTBOOK OF OFFICE MANAGEMENT. 3RD. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 1982.