APA (7th ed.) Citation

Herbert & Varma. (1993). How and why children hate. Jessica Kingsley Publishers.

Chicago Style (17th ed.) Citation

Herbert and Varma. How and Why Children Hate. London: Jessica Kingsley Publishers, 1993.

MLA (8th ed.) Citation

Herbert and Varma. How and Why Children Hate. Jessica Kingsley Publishers, 1993.

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