APA (7th ed.) Citation

Darke, A. (1993). Trees: The fourth state of water ; Andrew Darke & Andy Goldsworthy.

Chicago Style (17th ed.) Citation

Darke, Andrew. Trees: The Fourth State of Water ; Andrew Darke & Andy Goldsworthy. o.O, 1993.

MLA (8th ed.) Citation

Darke, Andrew. Trees: The Fourth State of Water ; Andrew Darke & Andy Goldsworthy. 1993.

Warning: These citations may not always be 100% accurate.