Erskine, R. (1964). Passion flowers in Italy. Simon & Schuster.
Cita Chicago Style (17a ed.)Erskine, Rosalind. Passion Flowers in Italy. N.Y.: Simon & Schuster, 1964.
Cita MLA (8a ed.)Erskine, Rosalind. Passion Flowers in Italy. Simon & Schuster, 1964.
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