Gaya APA

Surjadi, C. et al (1996). The Experiences to Conduct a Survey on Environmental Problem with the Standard Design Questionaire (Pengalaman Melaksanakan Survei Kesehatan Lingkungan dengan Kuesioner Standar) . : .

Gaya MLA

Surjadi, Charles. et al. "The Experiences to Conduct a Survey on Environmental Problem with the Standard Design Questionaire (Pengalaman Melaksanakan Survei Kesehatan Lingkungan dengan Kuesioner Standar)". : , 1996. Text.