APA

Barr T. C., Holsinger J. R., .Speciation in cave faunas. : .

Chicago

Barr Thomas C, Holsinger John R, .Speciation in cave faunas. : .

Harvard

Barr T. C., Holsinger J. R., .Speciation in cave faunas. : .

MLA

Barr Thomas C, Holsinger John R, .: . .