Wills, P. (1992). The reflexology and colour therapy workbook: Combining the healing benefits of two complementary therapies. Element Books.
Citazione stile Chigago Style (17a edizione)Wills, Pauline. The Reflexology and Colour Therapy Workbook: Combining the Healing Benefits of Two Complementary Therapies. Shaftesbury, Dorset, England: Element Books, 1992.
Citatione MLA (9a ed.)Wills, Pauline. The Reflexology and Colour Therapy Workbook: Combining the Healing Benefits of Two Complementary Therapies. Element Books, 1992.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.