| Y a-t-il deux sources de la religion et de la morale? by Alfred Loisy - 1934 - 224 pages |
| Yenlo and the Mystic Brotherhood by Arline L. Richmond - 1997 - 144 pages |
| Yenlo And The Mystic Brotherhood by Arline L. Richmond - 1996 - 138 pages |
| Yoga, Bhoga and Ardhanariswara by Prem Saran - 2008 - 242 pages |
| You Are a Spiritual Being Having a Human Experience by Bob Frissell - 2011 - 160 pages |
| You Are a Spiritual Being Having a Human Experience by Bob Frissell - 2000 - 160 pages |
| You Are The Universe by Masami Saionji - 2004 - 197 pages |
| Your Forces and How To Use Them by Prentice Mulford - 2007 - 172 pages |
| Your forces and how to use them by Prentice Mulford - 1891 |
| Your forces and how to use them by Prentice Mulford - 1890 |
| Your forces and how to use them by Prentice Mulford - 1890 |
| Your forces, and how to use them by Prentice Mulford - 1891 |
| Your forces, and how to use them by Prentice Mulford - 1889 |
| Your Forces, and How to Use Them; by Prentice Mulford - 2008 - 172 pages |
| Your Forces, and How to Use Them; by Prentice Mulford - 2008 - 168 pages |
| Yunus Emre - 1994 - 99 pages |
| Yunus Emre ve tasavvuf by Abdülbâki Gölpınarlı, Yunus Emre - 1961 - 515 pages |