APA استشهاد

Pickering, J. (1984). Ecomic management of the firm. Heritage.

استشهاد بنمط شيكاغو

Pickering, J.F. Ecomic Management of the Firm. New Delhi: Heritage, 1984.

MLA استشهاد

Pickering, J.F. Ecomic Management of the Firm. Heritage, 1984.