APA (7th ed.) Citation

Hudson, G. V. (2013). An Elementary Manual of New Zealand Entomology Being an Introduction to the Study of Our Native Insects. Project Gutenberg.

Chicago Style (17th ed.) Citation

Hudson, G. V. An Elementary Manual of New Zealand Entomology Being an Introduction to the Study of Our Native Insects. Project Gutenberg, 2013.

MLA (9th ed.) Citation

Hudson, G. V. An Elementary Manual of New Zealand Entomology Being an Introduction to the Study of Our Native Insects. Project Gutenberg, 2013.

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