Roskill, O. W. <br/><br/>
Report on the possibility of establishing a plant to produce nitrogenous fertilizers. 

 - Salisbury :  Govt. Printer,  1956. 
 - [Rhodesia and Nyasaland] ;  C.Fed. 39 .
 - Rhodesia and Nyasaland. Rhodesia and Nyasaland ;  C.Fed. 39 .
<br/><br/> At head of title: Federation of Rhodesia and Nyasaland.