Gaya APA
HIRSCHFELD, G., ZERNIKOW, B. (2013).
Cut Points For Mild, Moderate, and Severe Pain On The VAS For Children and Adolescents .
Washington:
IASP.
Gaya MLA
HIRSCHFELD, Gerrit., ZERNIKOW, Boris.
"Cut Points For Mild, Moderate, and Severe Pain On The VAS For Children and Adolescents".
Washington:
IASP,
2013.
Artikel.