APA (7e ed.) Bronvermelding

Division of Plans and Service, Bureau of Agricultural Engineering, & Bowen, J. Harvesting and storing ice on the farm: научное издание.

Chicago (17e ed.) Bronvermelding

Division of Plans and Service, Bureau of Agricultural Engineering, en J.T Bowen. Harvesting and Storing Ice on the Farm: научное издание.

MLA (9e ed.) Bronvermelding

Division of Plans and Service, Bureau of Agricultural Engineering, en J.T Bowen. Harvesting and Storing Ice on the Farm: научное издание.

Let op: Deze citaties zijn niet altijd 100% accuraat.