APA

,, . (1997). Handbook on child labour for enforcement officers. Andhra pradesh: Commissioner of Labour, GOAP.

Chicago

,, . 1997. Handbook on child labour for enforcement officers. Andhra pradesh: Commissioner of Labour, GOAP.

Harvard

,, . (1997). Handbook on child labour for enforcement officers. Andhra pradesh: Commissioner of Labour, GOAP.

MLA

,, . Handbook on child labour for enforcement officers. Andhra pradesh: Commissioner of Labour, GOAP. 1997.