Williams, F. E. (1930). Some social aspects of mental hygiene. s. n.
Chicagoスタイル(17版)引用形式Williams, Frankwood Earl. Some Social Aspects of Mental Hygiene. [Philadelphia: s. n, 1930.
MLA(9版)引用形式Williams, Frankwood Earl. Some Social Aspects of Mental Hygiene. s. n, 1930.
警告: この引用は必ずしも正確ではありません.