Help The Hospices : Public perceptions of hospice care : research study conducted for Help the Hospices : November 2006 / Ipsos MORI, conducted for Help the Hospices.
Helsingin Yliopisto Lahden Tutkimus Ja Koulutuskeskus : Proceedings of the 21st conference of the International Group for the Psychology of Mathematics Education : July 14-19, 1997 : Lahti, Finland / edited by Erkki Pehkonen.
Helston Michael : Guercino in Britain : paintings from British collections : catalogue / by Michael Helston and Tom Henry based on the researches of Denis Mahon.