Ceylon. Janalēkhana hā Saṅkhyālēkhana Depārtamēntuva. (1973). Nivāsa saṅgaṇanaya = Housing census, 1971. Department of Census & Statistics.
Dyfyniad Arddull ChicagoCeylon. Janalēkhana hā Saṅkhyālēkhana Depārtamēntuva. Nivāsa Saṅgaṇanaya = Housing Census, 1971. Colombo: Department of Census & Statistics, 1973.
Dyfyniad MLACeylon. Janalēkhana hā Saṅkhyālēkhana Depārtamēntuva. Nivāsa Saṅgaṇanaya = Housing Census, 1971. Department of Census & Statistics, 1973.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.