Hartmann, H. T., Flocker, W. J., & Kofranek, A. M. (1981). Plant science: Growth, development, and utilization of cultivated plants. Prentice-Hall.
Citace podle Chicago (17th ed.)Hartmann, Hudson Thomas, William Jack Flocker, a Anton M. Kofranek. Plant Science: Growth, Development, and Utilization of Cultivated Plants. Englewood Cliffs, N.J: Prentice-Hall, 1981.
Citace podle MLA (9th ed.)Hartmann, Hudson Thomas, et al. Plant Science: Growth, Development, and Utilization of Cultivated Plants. Prentice-Hall, 1981.
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