Gaya APA
Fundamentals of counseling. (1980).
Boston:
Houghton Mifflin Company.
Gaya Chicago
Fundamentals of counseling.
3rd.
Boston:
Houghton Mifflin Company,
1980.
Buku.
Gaya MLA
Fundamentals of counseling.
3rd.
Boston:
Houghton Mifflin Company,
1980.
Buku.
Gaya Turabian
Fundamentals of counseling.
Boston:
Houghton Mifflin Company,
1980.
Buku.