APA (7th ed.) Citation

Hessayon, D. G. (1990). The bio friendly gardening guide. Britannica House.

Chicago Style (17th ed.) Citation

Hessayon, D. G. The Bio Friendly Gardening Guide. Herts, Eng.: Britannica House, 1990.

MLA (9th ed.) Citation

Hessayon, D. G. The Bio Friendly Gardening Guide. Britannica House, 1990.

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