Cita APA

Irwin, J. B. 1., Saint George, I. M. 1., & Tyler, B. (2007). Bruce Irwin's drawings of New Zealand orchids. New Zealand: New Zealand Native Orchid Group Inc.

Citación estilo Chicago

Irwin, James Bruce 1921-2012, Ian Michael 1941- Saint George, y Bryan Tyler. Bruce Irwin's Drawings of New Zealand Orchids. New Zealand: New Zealand Native Orchid Group Inc, 2007.

Cita MLA

Irwin, James Bruce 1921-2012, Ian Michael 1941- Saint George, y Bryan Tyler. Bruce Irwin's Drawings of New Zealand Orchids. New Zealand: New Zealand Native Orchid Group Inc, 2007.