APA aipamena

KNIGHT. M. J. (2011). WHY SHOULD I: SWITCH OFF THE LIGHT ? EURO BOOK.

Chicago Style aipamena

KNIGHT. M. J. WHY SHOULD I: SWITCH OFF THE LIGHT ? EURO BOOK, 2011.

MLA aipamena

KNIGHT. M. J. WHY SHOULD I: SWITCH OFF THE LIGHT ? EURO BOOK, 2011.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.