APA-čujuhus (7. p.)

Copeland, L. O., & McDonald, M. B. (2001). Principles of seed science and technology (4a. ed.). Kluwer Academic.

Chicago-čujuhus (17. p.)

Copeland, Larry O., juo Miller B. McDonald. Principles of Seed Science and Technology. 4a. ed. Boston: Kluwer Academic, 2001.

MLA-čujuhus (9. p.)

Copeland, Larry O., juo Miller B. McDonald. Principles of Seed Science and Technology. 4a. ed. Kluwer Academic, 2001.

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