Tropical soils of Nigeria in engineering practice / 
edited by S. A. Ola 
 - Rotterdam :  A. A. Balkema,  1983 
 - 326 p. :  ill. ;  25 cm. 
<br/><br/>Includes bibliographies and index 
<br/><br/><label>ISBN: </label>9061912644 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering geology--Nigeria<br/>Soil mechanics--Nigeria<br/>Soils--Nigeria<br/>Soils--Tropics