APA (7th ed.) Citation

Hay, R., & Synge, P. M. (1969). The dictionary of garden plants in colour: With house and greenhouse plants. Mermaid books.

Chicago Style (17th ed.) Citation

Hay, Roy, and Patrick M. Synge. The Dictionary of Garden Plants in Colour: With House and Greenhouse Plants. London: Mermaid books, 1969.

MLA (9th ed.) Citation

Hay, Roy, and Patrick M. Synge. The Dictionary of Garden Plants in Colour: With House and Greenhouse Plants. Mermaid books, 1969.

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