Retrorsin from a Paraguayan herbal tea.

MLA

Hirschmann, G. S., and C. Céspedes. “Retrorsin from a Paraguayan Herbal Tea.” Journal of Ethnopharmacology, vol. 17, no. 2, Aug. 1986, pp. 195–96. EBSCOhost, https://doi.org/10.1016/0378-8741(86)90058-9.

APA

Hirschmann, G. S., & Céspedes, C. (1986). Retrorsin from a Paraguayan herbal tea. Journal of Ethnopharmacology, 17(2), 195–196. https://doi.org/10.1016/0378-8741(86)90058-9

Chicago

Hirschmann, G S, and C Céspedes. 1986. “Retrorsin from a Paraguayan Herbal Tea.” Journal of Ethnopharmacology 17 (2): 195–96. doi:10.1016/0378-8741(86)90058-9.