Cita APA

Woolley, S. (1948). Power of concentration. Isaac pitman & Sons.

Citación estilo Chicago

Woolley, S.F. Power of Concentration. London: Isaac pitman & Sons, 1948.

Cita MLA

Woolley, S.F. Power of Concentration. Isaac pitman & Sons, 1948.

Warning: These citations may not always be 100% accurate.