Cite
Mating systems and interfertility of swamp milkweed (Asclepias incarnata ssp.incarnata and ssp.pulchra).
MLA
Ivey, Christopher T., et al. “Mating Systems and Interfertility of Swamp Milkweed (Asclepias Incarnata Ssp.Incarnata and Ssp.Pulchra).” Heredity, vol. 82, no. 1, Jan. 1999, pp. 25–35. EBSCOhost, https://doi.org/10.1038/sj.hdy.6884530.
APA
Ivey, C. T., Lipow, S. R., & Wyatt, R. (1999). Mating systems and interfertility of swamp milkweed (Asclepias incarnata ssp.incarnata and ssp.pulchra). Heredity, 82(1), 25–35. https://doi.org/10.1038/sj.hdy.6884530
Chicago
Ivey, Christopher T., Sara R. Lipow, and Robert Wyatt. 1999. “Mating Systems and Interfertility of Swamp Milkweed (Asclepias Incarnata Ssp.Incarnata and Ssp.Pulchra).” Heredity 82 (1): 25–35. doi:10.1038/sj.hdy.6884530.