Vasil, I. K., Scowcroft, W. R., & Frey, K. J. (1982). Plant improvement and somatic cell genetics. New York, NY, USA Academic Press.
Citação do estilo Chicago (17ª ed.)Vasil, Indra K., William R. Scowcroft, e Kenneth J. Frey. Plant Improvement and Somatic Cell Genetics. New York, NY, USA Academic Press, 1982.
Citação MLA (8ª ed.)Vasil, Indra K., et al. Plant Improvement and Somatic Cell Genetics. New York, NY, USA Academic Press, 1982.
Citação IICA/CATIEVasil, I. K., Scowcroft, W. R., ; Frey, K. J. 1982. Plant improvement and somatic cell genetics. New York, NY, USA Academic Press.