Cita APA

Burton, C. J. (1969). Variation studies of some phacopid trilobites of Eruasia and North West Africa.

Citación estilo Chicago

Burton, Christopher J. Variation Studies of Some Phacopid Trilobites of Eruasia and North West Africa. 1969.

Cita MLA

Burton, Christopher J. Variation Studies of Some Phacopid Trilobites of Eruasia and North West Africa. 1969.

Warning: These citations may not always be 100% accurate.