Παραπομπή APA

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

Παραπομπή Chicago Style

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

Παραπομπή MLA

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