The Ingenieur 
Lembaga Jurutera Malaysia 
 - Vol 84   October- December 2020 
 - Kuala Lumpur  Lembaga Jurutera Malaysia  2020 
 - volume;  color illustration;  30 cm 
<br/><br/><label>Subjects--Topical Terms: </label>-- Engineering --Periodicals
<br/><br/><label>Dewey Class. No.: </label>620.005 LJM 2020