Annotated bibliography and index of the geology of Zambia / 
1931-59-1964-65 comp. by G.J. Snowball ; 1965-67 by J.R. Carter and G.J Snowball. 
 - Lusaka :  Govt. Printer,  1962-1963- 
 - Biennial. 
<br/><br/> First issue cover the years 1931-1959; issues have since been biennial.  1960-1961 issue published as Records of the geological survey, vol. 9.