Cita APA

Sommer, H. H. (1951). The theory and practice of ice cream making (6. ed.). Wisconsin: The Olsen Publ. Co.

Citación estilo Chicago

Sommer, Hugo H. The Theory and Practice of Ice Cream Making. 6. ed. Wisconsin: The Olsen Publ. Co, 1951.

Cita MLA

Sommer, Hugo H. The Theory and Practice of Ice Cream Making. 6. ed. Wisconsin: The Olsen Publ. Co, 1951.