返回Google圖書搜尋

Rotary Coring of Appalachian Area Oil-producing Formations with Mud Or Air

出版	U.S. Department of the Interior, Bureau of Mines, 1969
URL	http://books.google.com.hk/books?id=s6RQ9E1NytMC&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN