Παραπομπή APA

John, C. (2004). Social security and labour welfare with special reference to construction workers in Kerala (1st.). CDS.

Παραπομπή Chicago Style

John, C.P. Social Security and Labour Welfare with Special Reference to Construction Workers in Kerala. 1st. Thiruvananthapuram: CDS, 2004.

Παραπομπή MLA

John, C.P. Social Security and Labour Welfare with Special Reference to Construction Workers in Kerala. 1st. CDS, 2004.