返回Google圖書搜尋

Factors Affecting the Cost of Tractor Logging in the California Pine Region

Arthur Henry HoffmanArthur Howard HendricksonArthur William FarrallCharles Henry WestEmil Marcel MrakFrank Wisdom AllenHarold Reed GuilbertHarry Ernest JacobHenry Ernest ErdmanHenry Herman Paul SeverinHoward Sprague ReedJames Dewey LongJohn Edwin DoughertyJohn Peter ConradMyron Edward KruegerPaul Frothingham NicholsSylvester Warren MeadWilliam Wylie Mackie

出版	Agricultural Experiment Station, 1929
URL	http://books.google.com.hk/books?id=lpHFzgEACAAJ&hl=&source=gbs_api