Style de citation APA

Stiles, P. G. (1915). Worry and Nervousness or The Science of Self Mastery.

Style de citation Chicago

Stiles, Percy G. Worry and Nervousness or The Science of Self Mastery. 1915.

Style de citation MLA

Stiles, Percy G. Worry and Nervousness or The Science of Self Mastery. 1915.

Attention : ces citations peuvent ne pas être correctes à 100%.