APA Style
Leffingwell, William H. (1980).
TextBook Of Office Management (Third Edition).
USA:
McGraw-Hill Book company,.
Chicago Style
Leffingwell, William H.
TextBook Of Office Management.
Third Edition
USA:
McGraw-Hill Book company,,
1980.
Text.
MLA Style
Leffingwell, William H.
TextBook Of Office Management.
Third Edition
USA:
McGraw-Hill Book company,,
1980.
Text.
Turabian Style
Leffingwell, William H.
TextBook Of Office Management.
Third Edition
USA:
McGraw-Hill Book company,,
1980.
Print.