Cite
Registration of ‘California Blackeye 88’ Cowpea
MLA
Helms, D., et al. “Registration of ‘California Blackeye 88’ Cowpea.” Crop Science, vol. 31, no. 6, Nov. 1991, pp. 1703–04. EBSCOhost, https://doi.org/10.2135/cropsci1991.0011183X003100060074x.
APA
Helms, D., Panella, L., Buddenhagen, I. W., Tucker, C. L., Foster, K. W., & Gepts, P. L. (1991). Registration of ‘California Blackeye 88’ Cowpea. Crop Science, 31(6), 1703–1704. https://doi.org/10.2135/cropsci1991.0011183X003100060074x
Chicago
Helms, D., L. Panella, I. W. Buddenhagen, C. L. Tucker, K. W. Foster, and P. L. Gepts. 1991. “Registration of ‘California Blackeye 88’ Cowpea.” Crop Science 31 (6): 1703–4. doi:10.2135/cropsci1991.0011183X003100060074x.