Gaya APA
Spock, Benjamin. (1976).
Baby and child care .
New York:
.
Gaya Chicago
Spock, Benjamin.
Baby and child care.
New York:
,
1976.
Text.
Gaya MLA
Spock, Benjamin.
Baby and child care.
New York:
,
1976.
Text.
Gaya Turabian
Spock, Benjamin.
Baby and child care.
New York:
,
1976.
Print.