Gaya APA
Higgins, James M. (1982).
Human relations : concepts and skills (1e).
New York:
Random House.
Gaya Chicago
Higgins, James M.
Human relations : concepts and skills.
1e
New York:
Random House,
1982.
Buku.
Gaya MLA
Higgins, James M.
Human relations : concepts and skills.
1e
New York:
Random House,
1982.
Buku.
Gaya Turabian
Higgins, James M.
Human relations : concepts and skills.
1e
New York:
Random House,
1982.
Buku.