Gaya APA

Swanson, C, P., Gross, J. (NULL). Pigments in vegetables clorophylls and carotenoids . New: New York: Van Nostrand Reinhold; 1991.

Gaya MLA

Swanson, Carl, P.., Gross, Jeana. "Pigments in vegetables clorophylls and carotenoids". New: New York: Van Nostrand Reinhold; 1991, NULL. Text.