Gonzalez, B. C. (2003). The meaning of lower back pain. IN Lily pad lectures [column]. Philippine Star.
Chicago-referens (17:e uppl.)Gonzalez, Barbara C. "The Meaning of Lower Back Pain. IN Lily Pad Lectures [column]." Philippine Star 2003.
MLA-referens (9:e uppl.)Gonzalez, Barbara C. "The Meaning of Lower Back Pain. IN Lily Pad Lectures [column]." Philippine Star, 2003.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.