Agricultural energetics /
Fluck, Richard C.
Agricultural energetics / Richard C. Fluck, C. Direlle Baird. - Westport : AVI Publishing Company, 1980. - VI, 192 s. : il., wykr. ; 22 cm.
0870553461
Agricultural energetics / Richard C. Fluck, C. Direlle Baird. - Westport : AVI Publishing Company, 1980. - VI, 192 s. : il., wykr. ; 22 cm.
0870553461