Gaya APA

Kosen, S. (1995). Study on selecting an essesntial package of health services using cost-e ffectiveness analysis . Surabaya: Puslitbang Yantekkes, Badan Litbangkes.

Gaya MLA

Kosen, Soewarta. "Study on selecting an essesntial package of health services using cost-e ffectiveness analysis". Surabaya: Puslitbang Yantekkes, Badan Litbangkes, 1995. print.