Hay, R., & Synge, P. M. (1969). The dictionary of garden plants in colour with house and greenhouse plants. Ebury Press and Michael Joseph.
Chicago Style (17th ed.) CitationHay, Roy, and Patrick M. Synge. The Dictionary of Garden Plants in Colour with House and Greenhouse Plants. London: Ebury Press and Michael Joseph, 1969.
MLA (9th ed.) CitationHay, Roy, and Patrick M. Synge. The Dictionary of Garden Plants in Colour with House and Greenhouse Plants. Ebury Press and Michael Joseph, 1969.
Warning: These citations may not always be 100% accurate.