APA

Barrass J., . (2009). Watercolour paniting. London: Search Press.

Chicago

Barrass Jackie, . 2009. Watercolour paniting. London: Search Press.

Harvard

Barrass J., . (2009). Watercolour paniting. London: Search Press.

MLA

Barrass Jackie, . Watercolour paniting. London: Search Press. 2009.