APA (7th ed.) Citation

Howse, P. E. (2010). Butterflies: Decoding their signs & symbols. Firefly Books.

Chicago Style (17th ed.) Citation

Howse, P. E. Butterflies: Decoding Their Signs & Symbols. Richmond Hill, B.C.: Firefly Books, 2010.

MLA (9th ed.) Citation

Howse, P. E. Butterflies: Decoding Their Signs & Symbols. Firefly Books, 2010.

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