APA Style
Ausubel, David P., Pakistan, Statistics Division, Federal Bureau of Statistics- Islamabad. ().
Theory and problems of child development .
:
.
Chicago Style
Ausubel, David P., Pakistan, Statistics Division, Federal Bureau of Statistics- Islamabad.
Theory and problems of child development.
:
,
.
.
MLA Style
Ausubel, David P., Pakistan, Statistics Division, Federal Bureau of Statistics- Islamabad.
Theory and problems of child development.
:
,
.
.
Turabian Style
Ausubel, David P., Pakistan, Statistics Division, Federal Bureau of Statistics- Islamabad.
Theory and problems of child development.
:
,
.
.