Lauritis, J. A. (1956). The tree of life. Holy Ghost Fathers.
Lua i Stíl Chicago (17ú heag.)Lauritis, Joseph A. The Tree of Life. Washington, D.C.: Holy Ghost Fathers, 1956.
Lua MLA (8ú heag.)Lauritis, Joseph A. The Tree of Life. Holy Ghost Fathers, 1956.
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