16PF® Dutch data supplement 2011 [pdf]
16PF® European English data supplement 2011 [pdf]
16PF® French data supplement 2011 [pdf]
CPI 260 UK technical supplement [pdf]
FIRO-B® European data supplement [pdf]
MBTI® Step I European data supplement [pdf] MBTI® Step II European data supplement [pdf]
16PF® French data supplement 2010 [pdf]