APA-viite

Samuel, N. Census of India 1991: Series 12 - Kerala Part XII - A&B District census handbook, Alappuzha, village and town directory; village, panchayat and townwise primary census abstract. Director of Census Operations.

Chicago-tyylinen lähdeviittaus

Samuel, N.M. Census of India 1991: Series 12 - Kerala Part XII - A&B District Census Handbook, Alappuzha, Village and Town Directory; Village, Panchayat and Townwise Primary Census Abstract. Kerala: Director of Census Operations.

MLA-viite

Samuel, N.M. Census of India 1991: Series 12 - Kerala Part XII - A&B District Census Handbook, Alappuzha, Village and Town Directory; Village, Panchayat and Townwise Primary Census Abstract. Director of Census Operations.