APA aipamena

Smith, K. M., Foster, R. C., & Campbell, C. G. (2011). Accuracy of physical activity assessment during pregnancy: An observational study. BioMed Central.

Chicago Style aipamena

Smith, Katie M., Randal C. Foster, and Christina G. Campbell. Accuracy of Physical Activity Assessment During Pregnancy: An Observational Study. BioMed Central, 2011.

MLA aipamena

Smith, Katie M., Randal C. Foster, and Christina G. Campbell. Accuracy of Physical Activity Assessment During Pregnancy: An Observational Study. BioMed Central, 2011.