Gaya APA
Hayes, Helen. (1966).
A gift of joy .
New York:
Fawcett World Library.
Gaya Chicago
Hayes, Helen.
A gift of joy.
New York:
Fawcett World Library,
1966.
Buku Teks.
Gaya MLA
Hayes, Helen.
A gift of joy.
New York:
Fawcett World Library,
1966.
Buku Teks.
Gaya Turabian
Hayes, Helen.
A gift of joy.
New York:
Fawcett World Library,
1966.
Buku Teks.