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Butterflies of North America, Jim P. Brock and Kenn Kaufman (2003)

Butterflies through Binoculars: The East, Jeffrey Glassberg (1999)

Butterflies through Binoculars: The West, Jeffrey Glassberg (2001)

A Field Guide to Eastern Butterflies, Paul Opler (1994)

A Field Guide to Western Butterflies, Paul Opler (1999)

Peterson First Guide to Butterflies and Moths, Paul Opler (1994)

The Millennium Atlas of Butterflies in Britain and Ireland ku Jim Asher (Editor), et al.

Pocket Guide to the Butterflies of Great Britain and Ireland ku Richard Lewington

Butterflies of Britain and Europe (Collins Wildlife Trust Guides) ku Michael Chinery

A Guide to Common Butterflies of Singapore ku Steven Néo Say Hian (Singapore Science Centre)

Butterflies of West Malaysia and Singapore ku W.A.Fleming. (Longman Malaysia)

Las Mariposas de Machu Picchu ku Gerardo Lamas (2003)

Butterfly, ti Wikipédia basa Inggris per 17 Séptémber 2005

Pyle, R. M. (1992) Handbook for Butterfly Watchers. Houghton Mifflin.  Originally published, 1984.  ISBN 0-395-61629-8

Heppner, J. B., 1998. Classification of Lepidoptera.  Holarctic Lepidoptera, Suppl. 1.

Wahlberg, N., et al. (2005).  Synergistic effects of combining morphological and molecular data in resolving the phylogeny of butterflies and skippers. Proceedings of the Royal Society, Series B (Biological Sciences), 272, 1577-1586.