Gaya APA

Swanson, C, P. et al (1994). An Introduction to painting flowers form, tecnique, color, ligh, composation . New Jersey: New Jersey: Chatwell Books; 1994.

Gaya MLA

Swanson, Carl, P.. et al. "An Introduction to painting flowers form, tecnique, color, ligh, composation". New Jersey: New Jersey: Chatwell Books; 1994, 1994. Text.