Gaya APA
Tiffin, J.
(1947).
Industrial psychology
(
2)
.
United States of America:
Prentice-Hall Inc..
Gaya MLA
Tiffin, Joseph.
"Industrial psychology".
2
United States of America:
Prentice-Hall Inc.,
1947.
Hibah Buku Dra. Anita Lestari,.