Levine, I. N. (1991). Quantum chemistry (4th edition.). Prentice-Hall, Inc.
Lua i Stíl Chicago (17ú heag.)Levine, Ira N. Quantum Chemistry. 4th edition. Englewood Cliffs, New Jersey: Prentice-Hall, Inc, 1991.
Lua MLA (9ú heag.)Levine, Ira N. Quantum Chemistry. 4th edition. Prentice-Hall, Inc, 1991.
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