Gaya APA

Alimusa, D., al, E. (1992). Penelitian clinical trial of DPT heat-stable vaccine . Jakarta: Puslitbang Pemberantasan Penyakit, Badan Litbangkes.

Gaya MLA

Alimusa, Dahlan., al, Et. "Penelitian clinical trial of DPT heat-stable vaccine". Jakarta: Puslitbang Pemberantasan Penyakit, Badan Litbangkes, 1992. print.