Dyfyniad APA

Sosin, D. M., Keller, P., Sacks, J. J., Kresnow, M., & van Dyck, P. C. (1993). Surface-specific fall injury rates on Utah school playgrounds.

Dyfyniad Arddull Chicago

Sosin, D M., P. Keller, J J. Sacks, M. Kresnow, and P C. van Dyck. Surface-specific Fall Injury Rates On Utah School Playgrounds. 1993.

Dyfyniad MLA

Sosin, D M., et al. Surface-specific Fall Injury Rates On Utah School Playgrounds. 1993.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.