Não informado. (1990). The British journal of phytotherapy. School of Phytotherapy.
Style de citation Chicago (17e éd.)Não informado. The British Journal of Phytotherapy. East Sussex, Inglaterra: School of Phytotherapy, 1990.
Style de citation MLA (8e éd.)Não informado. The British Journal of Phytotherapy. School of Phytotherapy, 1990.
Attention : ces citations peuvent ne pas être correctes à 100%.