APA način citiranja (7. izdanje)

Higgins, L. G., & Riley, N. D. (1970). A Field guide to the butterflies of Britain and Europe QL555 .A1 H. Collins.

Čikaški stil citiranja (17. izdanje)

Higgins, Lionel George, i Norman Denbigh Riley. A Field Guide to the Butterflies of Britain and Europe QL555 .A1 H. London: Collins, 1970.

MLA način citiranja (9. izdanje)

Higgins, Lionel George, i Norman Denbigh Riley. A Field Guide to the Butterflies of Britain and Europe QL555 .A1 H. Collins, 1970.