Gaya APA
Heyel, C, [.
(1984).
The Foreman/Supervisor`s Handbook
(
ed.5)
.
England:
Van Nostrand Reinhold Company.
Gaya MLA
Heyel, Carl, [ed].
"The Foreman/Supervisor`s Handbook".
ed.5
England:
Van Nostrand Reinhold Company,
1984.
Text.