Ocampo. (1989). Phenotypic and genotypic characterization of neisseria gonorrhoeae isolates in Singapore. Dept. of Microbiology, National University of Singapore.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ocampo. Phenotypic and Genotypic Characterization of Neisseria Gonorrhoeae Isolates in Singapore. Singapore: Dept. of Microbiology, National University of Singapore, 1989.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Ocampo. Phenotypic and Genotypic Characterization of Neisseria Gonorrhoeae Isolates in Singapore. Dept. of Microbiology, National University of Singapore, 1989.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.