Watterson, J. C. (1985). Tomato diseases: A practical guide for seedsmen, growers and agricultural advisors. Petoseed Co.
Citace podle Chicago (17th ed.)Watterson, Jon C. Tomato Diseases: A Practical Guide for Seedsmen, Growers and Agricultural Advisors. Saticoy: Petoseed Co, 1985.
Citace podle MLA (9th ed.)Watterson, Jon C. Tomato Diseases: A Practical Guide for Seedsmen, Growers and Agricultural Advisors. Petoseed Co, 1985.
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