APA (7a ed.)

Kahler, A. L., Kahler, J. L., Thompson, S. a., Ferriss, R. S., Jones, E. S., Nelson, B. K., Mikel, M. a., & Smith, S. (2010). North american study on essential derivation in maize : 2 : selection and evaluation of a panel of simple sequence repeat loci / Alex L. Kahler ; Jonathan L. Kahler ; Steven A. Thompson ...[et al.]. Crop Science, 50(2).