Παραπομπή APA

Richmond, D. H. (1912). Laboratory book of dairy analysis. Charles griffin and co. Ltd.

Παραπομπή Chicago Style

Richmond, Droop H. Laboratory Book of Dairy Analysis. London: Charles griffin and co. Ltd, 1912.

Παραπομπή MLA

Richmond, Droop H. Laboratory Book of Dairy Analysis. Charles griffin and co. Ltd, 1912.