Gaya APA
Diggins, C., E., B., V., W., C., &., R., V. (1954).
Dairy production (Second Edition).
England:
Prentice Hall, Inc..
Gaya MLA
Diggins, C., E., B., V., W., C., &., R., V..
Dairy production.
Second Edition
England:
Prentice Hall, Inc.,
1954.
Lawas.