Citazione Stile APA (7a Edizione)

Martins, D. J., & Collins, S. (2016). Pocket Guide Butterflies of East Africa. Penguin Random House South Africa.

Citazione stile Chigago Style (17a edizione)

Martins, Dino J., e Steve Collins. Pocket Guide Butterflies of East Africa. Cape Town: Penguin Random House South Africa, 2016.

Citatione MLA (8a ed.)

Martins, Dino J., e Steve Collins. Pocket Guide Butterflies of East Africa. Penguin Random House South Africa, 2016.