Jamal Muhammad. ജമാൽ മുഹമ്മദ്.  <br/><br/>
വാണിജ്യ ഭൂമിശാസ്‌ത്രം / 
by Jamal Muhammad. 
 - 1st ed. 
 - Trivandrum :  State institute of languages,  1972. 
 - 639p. 
<br/><br/><br/>Malayalam 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Malayalam Commercial Geography
<br/><br/><label>Dewey Class. No.: </label>330.8  / JAM/V