APA استشهاد

Gould, W. (1977). Food quality assurance. Avi.

استشهاد بنمط شيكاغو

Gould, Wilbur. Food Quality Assurance. Westport: Avi, 1977.

MLA استشهاد

Gould, Wilbur. Food Quality Assurance. Avi, 1977.