Joseph, R. P., Keller, C., Adams, M. A., & Ainsworth, B. E. (2015). Validity of two brief physical activity questionnaires with accelerometers among African-American women. Prim Health Care Res Dev.
استشهاد بنمط شيكاغوJoseph, Rodney P., Colleen Keller, Marc A. Adams, و Barbara E. Ainsworth. "Validity of Two Brief Physical Activity Questionnaires With Accelerometers Among African-American Women." Prim Health Care Res Dev 2015.
MLA استشهادJoseph, Rodney P., Colleen Keller, Marc A. Adams, و Barbara E. Ainsworth. "Validity of Two Brief Physical Activity Questionnaires With Accelerometers Among African-American Women." Prim Health Care Res Dev 2015.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.