Herren, R. V. (2006). Lab manual to accompany: Agricultural mechanics : Fundamentals & applications. Victoria, Australia: Thomson (South-Western).
Trích dẫn kiểu ChicagoHerren, Ray V. Lab Manual to Accompany: Agricultural Mechanics : Fundamentals & Applications. Victoria, Australia: Thomson (South-Western), 2006.
Trích dẫn MLAHerren, Ray V. Lab Manual to Accompany: Agricultural Mechanics : Fundamentals & Applications. Victoria, Australia: Thomson (South-Western), 2006.
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