(OWW), O. 251/4.4.2.20: Shell = Hel (1996-1997).
Chicago Style (17th ed.) Citation(OWW), Oxfam-Wereldwinkels. 251/4.4.2.20: Shell = Hel (1996-1997).
MLA (8th ed.) Citation(OWW), Oxfam-Wereldwinkels. 251/4.4.2.20: Shell = Hel (1996-1997).
Warning: These citations may not always be 100% accurate.