Παραπομπή APA

Aiyer, S. (1969). Kerala labour and industries reveiw. L.I.B.

Παραπομπή Chicago Style

Aiyer, S.K. Kerala Labour and Industries Reveiw. Trivandrum: L.I.B, 1969.

Παραπομπή MLA

Aiyer, S.K. Kerala Labour and Industries Reveiw. L.I.B, 1969.