Ferriss, A. L. (2010). Approaches to improving the quality of life: How to enhance the quality of life. Springer.
Chicagoスタイル(17版)引用形式Ferriss, Abbott L. Approaches to Improving the Quality of Life: How to Enhance the Quality of Life. Dordrecht: Springer, 2010.
MLA(8版)引用形式Ferriss, Abbott L. Approaches to Improving the Quality of Life: How to Enhance the Quality of Life. Springer, 2010.
警告: この引用は必ずしも正確ではありません.