APA način citiranja (7. izdanje)

Bowen, R., & Ferreira, P. (2002). The shape of a small universe: Signatures in the cosmic microwave background.

Čikaški stil citiranja (17. izdanje)

Bowen, R., i P. Ferreira. The Shape of a Small Universe: Signatures in the Cosmic Microwave Background. 2002.

MLA način citiranja (9. izdanje)

Bowen, R., i P. Ferreira. The Shape of a Small Universe: Signatures in the Cosmic Microwave Background. 2002.