Glass, M., & Parker, R. O. (2009). Fundamentals of plant science. Delmar Cengage Learning.
Lua i Stíl Chicago (17ú heag.)Glass, Marihelen, agus R. O. Parker. Fundamentals of Plant Science. Clifton Park, NY: Delmar Cengage Learning, 2009.
Lua MLA (9ú heag.)Glass, Marihelen, agus R. O. Parker. Fundamentals of Plant Science. Delmar Cengage Learning, 2009.
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