Alkaloids are the sedative principles of the seeds of Zizyphus vulgaris var. spinosus.

MLA

Han, Byung, and Myung Park. “Alkaloids Are the Sedative Principles of the Seeds of Zizyphus Vulgaris Var. Spinosus.” Archives of Pharmacal Research, vol. 10, no. 4, Dec. 1987, pp. 203–07. EBSCOhost, https://doi.org/10.1007/BF02857740.

APA

Han, B., & Park, M. (1987). Alkaloids are the sedative principles of the seeds of Zizyphus vulgaris var. spinosus. Archives of Pharmacal Research, 10(4), 203–207. https://doi.org/10.1007/BF02857740

Chicago

Han, Byung, and Myung Park. 1987. “Alkaloids Are the Sedative Principles of the Seeds of Zizyphus Vulgaris Var. Spinosus.” Archives of Pharmacal Research 10 (4): 203–7. doi:10.1007/BF02857740.