APA (7th ed.) Citation

Westwood, J. O. (1839). An introduction to the modern classification of insects: Founded on the natural habits and corresponding organisation of the different families. Longman, Orme, Brown, Green, and Longmans.

Chicago Style (17th ed.) Citation

Westwood, J. O. An Introduction to the Modern Classification of Insects: Founded on the Natural Habits and Corresponding Organisation of the Different Families. London: Longman, Orme, Brown, Green, and Longmans, 1839.

MLA (9th ed.) Citation

Westwood, J. O. An Introduction to the Modern Classification of Insects: Founded on the Natural Habits and Corresponding Organisation of the Different Families. Longman, Orme, Brown, Green, and Longmans, 1839.