Gaya APA
Havemann, Ernest, Lehtinen, Marlene. (1986).
Marriages and families : new problems, new opportunities .
New Jersey:
Prentice Hall.
Gaya Chicago
Havemann, Ernest, Lehtinen, Marlene.
Marriages and families : new problems, new opportunities.
New Jersey:
Prentice Hall,
1986.
Buku.
Gaya MLA
Havemann, Ernest, Lehtinen, Marlene.
Marriages and families : new problems, new opportunities.
New Jersey:
Prentice Hall,
1986.
Buku.
Gaya Turabian
Havemann, Ernest, Lehtinen, Marlene.
Marriages and families : new problems, new opportunities.
New Jersey:
Prentice Hall,
1986.
Buku.