Gubbay, L. (ca. 2004). Two worlds [Book]. Chroniclers.
Chicago Manual of Style 17th edition (author-date)Gubbay, Lucien. 2004. Two worlds. Book. Two worlds, [Hauptbd.]. London: Chroniclers.
Springer - Basic (author-date)Gubbay L (2004) Two worlds. Chroniclers, London
Springer - Lecture Notes in Computer Science1.Gubbay, L.: Two worlds. Chroniclers, London (2004).
DIN 1505-2 (author-date, Deutsch) - standard superseded by ISO-690Gubbay, Lucien ; ; ; : Two worlds, Two worlds. book. London : Chroniclers, 2004 — ISBN 0952700611
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.