APA (7th ed.) Citation

Gruffydd, B. (1987). Tree form, size and colour: A guide to selection, planting and design. Spon.

Chicago Style (17th ed.) Citation

Gruffydd, Bodfan. Tree Form, Size and Colour: A Guide to Selection, Planting and Design. London: Spon, 1987.

MLA (9th ed.) Citation

Gruffydd, Bodfan. Tree Form, Size and Colour: A Guide to Selection, Planting and Design. Spon, 1987.

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