APA استشهاد

Wren, P. C. (1938). Elementary grammar on modern lines (14th ed.).

استشهاد بنمط شيكاغو

Wren, P. C. Elementary Grammar on Modern Lines. 14th ed. Bombay, 1938.

MLA استشهاد

Wren, P. C. Elementary Grammar on Modern Lines. 14th ed. 1938.