एपीए उद्धरण

Hu, G., Pekkarinen, H., Hänninen, O., Yu, Z., Tian, H., Guo, Z., & Nissinen, A. (2002). Physical activity during leisure and commuting in Tianjin, China. World Health Organization.

शिकागो स्टाइल उद्धरण

Hu, Gang, Heikki Pekkarinen, Osmo Hänninen, Zhijie Yu, Huiguang Tian, Zeyu Guo, और Aulikki Nissinen. Physical Activity During Leisure and Commuting in Tianjin, China. World Health Organization, 2002.

एमएलए उद्धरण

Hu, Gang, et al. Physical Activity During Leisure and Commuting in Tianjin, China. World Health Organization, 2002.