Choe, E. H. (1967). Problems and adequacy of vital statistics in Korea. Population Studies Center, Seoul National University.
Lua i Stíl Chicago (17ú heag.)Choe, Ehn Hyun. Problems and Adequacy of Vital Statistics in Korea. Seoul: Population Studies Center, Seoul National University, 1967.
Lua MLA (9ú heag.)Choe, Ehn Hyun. Problems and Adequacy of Vital Statistics in Korea. Population Studies Center, Seoul National University, 1967.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.