Gaya APA

Singarimbun, M., al, E. (1986). Factors affecting the use of childhood immunization in Indonesia . Bangkok: The population council, Badan Litbangkes.

Gaya MLA

Singarimbun, Masri., al, Et. "Factors affecting the use of childhood immunization in Indonesia". Bangkok: The population council, Badan Litbangkes, 1986. print.