एपीए उद्धरण

Aggarawala, O. Industrial and labour law Digest(1926-1959).

शिकागो स्टाइल उद्धरण

Aggarawala, Omprakash. Industrial and Labour Law Digest(1926-1959).

एमएलए उद्धरण

Aggarawala, Omprakash. Industrial and Labour Law Digest(1926-1959).