TY  - BOOK
AU  - Gurthrie Gary D.
TI  - Wisdom tree
SN  - 0942494873
PY  - 1984///
CY  - [S.l.]
PB  - [s.n.]
UR  - http://www.archive.org/details/wisdomtree00gurt
UR  - http://www.openlibrary.org/books/OL24238747M
ER  -