Citazione Stile APA (7a Edizione)

Hardy, P. B., & Lawrence, J. M. (2017). Field guide to butterflies of the Philippines. Siri Scientific Press.

Citazione stile Chigago Style (17a edizione)

Hardy, Peter B., e James M. Lawrence. Field Guide to Butterflies of the Philippines. Manchester, UK: Siri Scientific Press, 2017.

Citatione MLA (9a ed.)

Hardy, Peter B., e James M. Lawrence. Field Guide to Butterflies of the Philippines. Siri Scientific Press, 2017.