APA aipamena

SERKER CATH. AGAINST THE ODDS: STEPHEN HAWKINGS (2016.). HEINEMANN TREE PUBLISHING HOUSE.

Chicago Style aipamena

SERKER CATH. AGAINST THE ODDS: STEPHEN HAWKINGS. 2016. VICTORIA: HEINEMANN TREE PUBLISHING HOUSE.

MLA aipamena

SERKER CATH. AGAINST THE ODDS: STEPHEN HAWKINGS. 2016. HEINEMANN TREE PUBLISHING HOUSE.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.