Dan, S. P. (2007). Sociodemographic, Psychosocial and Health-Related Factors as Predictors of Physical Activity Levels Among Adolescents.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDan, Siew Peng. Sociodemographic, Psychosocial and Health-Related Factors as Predictors of Physical Activity Levels Among Adolescents. 2007.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDan, Siew Peng. Sociodemographic, Psychosocial and Health-Related Factors as Predictors of Physical Activity Levels Among Adolescents. 2007.
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