Style de citation APA (7e éd.)

(1966). Classification. Class P, subclasses PB-PH: Modern European languages (with supplementary pages).

Style de citation Chicago (17e éd.)

Classification. Class P, Subclasses PB-PH: Modern European Languages (with Supplementary Pages). 1966.

Style de citation MLA (9e éd.)

Classification. Class P, Subclasses PB-PH: Modern European Languages (with Supplementary Pages). 1966.

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