APA (7e ed.) Bronvermelding

HUGHES, H. A. Crop chemicals FMO Fundamentals of machine operation. John Deere & Company.

Chicago (17e ed.) Bronvermelding

HUGHES, HAROLD A. Crop Chemicals FMO Fundamentals of Machine Operation. John Deere & Company.

MLA (8e ed.) Bronvermelding

HUGHES, HAROLD A. Crop Chemicals FMO Fundamentals of Machine Operation. John Deere & Company.

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