Audyogik samaj vigyan
"Sharma, R. P."
Audyogik samaj vigyan c.2 - N Delhi Vishva Bharti 2005 - 287p.
Industrial sociolgy
H 306.3 SHA
Audyogik samaj vigyan c.2 - N Delhi Vishva Bharti 2005 - 287p.
Industrial sociolgy
H 306.3 SHA