Anthocyanin Pigments of Siahe Sardasht Grapes
 Artikel Jurnal
Solomon, D.H.
Chemistry of pigments and fillers
Krieger Publisher, 1991
 Buku Teks
Wan Azlina Ahmad
Application of bacterial pigments as colorant : the Malaysian perspective
Springer, 2012
Vince-Proe, Daphne
Photoperiodism in plants
McGraw-Hill, 1975
 Buku Teks
Bold, Harold Charles, 1909-
Morpology of plants
Harper & Row, 1957
 Buku Teks