एपीए उद्धरण

Sharma,Sudesh Kumar. (1990). Directive principles and fundamental rights. Deep and Deep.

शिकागो स्टाइल उद्धरण

Sharma,Sudesh Kumar. Directive Principles and Fundamental Rights. New delhi: Deep and Deep, 1990.

एमएलए उद्धरण

Sharma,Sudesh Kumar. Directive Principles and Fundamental Rights. Deep and Deep, 1990.