Penggayaan APA
SOCKMAN, Ralph W.. (1994).
The higher happiness .
New York:
Abingdon Press.
Chicago Style
SOCKMAN, Ralph W..
The higher happiness.
New York:
Abingdon Press,
1994.
Buku.
MLA Style
SOCKMAN, Ralph W..
The higher happiness.
New York:
Abingdon Press,
1994.
Buku.
Turabian Style
SOCKMAN, Ralph W..
The higher happiness.
New York:
Abingdon Press,
1994.
Buku.