Sachs, J. (1997). Nature's guide to emotional health & healing. Prentice Hall.
Cita Chicago (17th ed.)Sachs, Judith. Nature's Guide to Emotional Health & Healing. Englewood Cliffs, NJ: Prentice Hall, 1997.
Cita MLA (9th ed.)Sachs, Judith. Nature's Guide to Emotional Health & Healing. Prentice Hall, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.