APA (7th ed.) Citation

Holt, G. (1991). Geraldene Holt's complete book of herbs. Conran Octopus.

Chicago Style (17th ed.) Citation

Holt, Geraldene. Geraldene Holt's Complete Book of Herbs. London: Conran Octopus, 1991.

MLA (9th ed.) Citation

Holt, Geraldene. Geraldene Holt's Complete Book of Herbs. Conran Octopus, 1991.

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