Kintanar, Q. L. (2005). Breathing better and safer with CFC-free inhalers. IN Educators speak [column]. Manila Bulletin.
Chicago-referens (17:e uppl.)Kintanar, Quintin L. "Breathing Better and Safer with CFC-free Inhalers. IN Educators Speak [column]." Manila Bulletin 2005.
MLA-referens (9:e uppl.)Kintanar, Quintin L. "Breathing Better and Safer with CFC-free Inhalers. IN Educators Speak [column]." Manila Bulletin, 2005.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.