Prego - jongeren mét spirit. (2004). Pregopraat = prego praat. Brussel: Prego.
芝加哥风格引文Prego - jongeren mét spirit. Pregopraat = Prego Praat. Brussel: Prego, 2004.
MLA引文Prego - jongeren mét spirit. Pregopraat = Prego Praat. Brussel: Prego, 2004.
警告:这些引文格式不一定是100%准确.