Gaya APA
Yena, Donna J.. (c2007).
Career directions (4th ed.).
mau:
McGraw-Hill.
Gaya Chicago
Yena, Donna J..
Career directions.
4th ed.
mau:
McGraw-Hill,
c2007.
Buku.
Gaya MLA
Yena, Donna J..
Career directions.
4th ed.
mau:
McGraw-Hill,
c2007.
Buku.
Gaya Turabian
Yena, Donna J..
Career directions.
4th ed.
mau:
McGraw-Hill,
c2007.
Buku.