Hartmann, H. T., & Hartmann, H. T. (1988). Plant science: Growth, development, and utilization of cultivated plants (2nd ed.). Prentice-Hall.
Citace podle Chicago (17th ed.)Hartmann, Hudson T., a Hudson Thomas Hartmann. Plant Science: Growth, Development, and Utilization of Cultivated Plants. 2nd ed. Englewood Cliffs, N.J: Prentice-Hall, 1988.
Citace podle MLA (9th ed.)Hartmann, Hudson T., a Hudson Thomas Hartmann. Plant Science: Growth, Development, and Utilization of Cultivated Plants. 2nd ed. Prentice-Hall, 1988.
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