Gordon, N. F. (2002). Gangguan Pernafasan: Panduan latihan lengkap. Rajagrafindo.
Chicago Style (17th ed.) CitationGordon, Nell F. Gangguan Pernafasan: Panduan Latihan Lengkap. Rajagrafindo, 2002.
MLA (8th ed.) CitationGordon, Nell F. Gangguan Pernafasan: Panduan Latihan Lengkap. Rajagrafindo, 2002.
Warning: These citations may not always be 100% accurate.