District census handbook.
Series 10,
Kerala,
Malappuram District /
M. Vijayanunni (Director of Census Operations, Kerala).
APA Citation
Vijayan Unni, M., India. Director of Census Operations, K. (1989). District census handbook. Ernakulam: Government Press.
MLA Citation
Vijayan Unni, M., 1946-, and Kerala India. Director of Census Operations. District Census Handbook. Ernakulam: Government Press, 1989.
Warning: These citations may not always be complete (especially for serials).