Gaya APA
Wether, W, B., Jr., K, D. (1985).
Human Resource and Pannel and Management (Ed.3).
United States of America:
McGraw-Hil, Inc.
Gaya MLA
Wether, William, B.., Jr., Keith, Davis.
"Human Resource and Pannel and Management".
Ed.3
United States of America:
McGraw-Hil, Inc,
1985.
Buku.