Citace podle APA (7th ed.)

De Guzman, C. C. (1996). The essential oils research and development program (EORDP): Linking its endeavors to essential oils production in the Philippines. Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist).

Citace podle Chicago (17th ed.)

De Guzman, Constancio C. "The Essential Oils Research and Development Program (EORDP): Linking Its Endeavors to Essential Oils Production in the Philippines." Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist) 1996.

Citace podle MLA (9th ed.)

De Guzman, Constancio C. "The Essential Oils Research and Development Program (EORDP): Linking Its Endeavors to Essential Oils Production in the Philippines." Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist), 1996.

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