King, K., & Ball, D. (1989). A holistic approach to accident and injury prevention in children's playgrounds. LSS.
Chicagoスタイル(17版)引用形式King, Karen, , David Ball. A Holistic Approach to Accident and Injury Prevention in Children's Playgrounds. London: LSS, 1989.
MLA(8版)引用形式King, Karen, , David Ball. A Holistic Approach to Accident and Injury Prevention in Children's Playgrounds. LSS, 1989.
警告: この引用は必ずしも正確ではありません.