University of Zambia Library Search for 'su:"Boring"'

Drilling :

Boca Raton, Fla. : CRC Press, 1997 . 615 p. : 1566702429

By Chugh, C. P.. Rotterdam : A.A. Balkema, 1985 , Includes index. 9061915538

Saint Paul, MN : Johnson Division ; UOP, 1966

By Koegel, R. G.. Rome : Food and Agriculture Organization of the United Nations, 1977 925100398X

By Kalenda, Pascal Bukasa. Lusaka : The University of Zambia, 2018 . xiii, 66 pages :