Gaya APA
Leffingwell, William H., Robinson, Edwin M.. (1980).
Textbook of Office Management (Ed.3).
New York:
McGraw-Hill.
Gaya Chicago
Leffingwell, William H., Robinson, Edwin M..
Textbook of Office Management.
Ed.3
New York:
McGraw-Hill,
1980.
Text.
Gaya MLA
Leffingwell, William H., Robinson, Edwin M..
Textbook of Office Management.
Ed.3
New York:
McGraw-Hill,
1980.
Text.
Gaya Turabian
Leffingwell, William H., Robinson, Edwin M..
Textbook of Office Management.
Ed.3
New York:
McGraw-Hill,
1980.
Print.