Cita APA (7a ed.)
Yannis Ioannidis, W. K. Visual Database Systems 4: IFIP TC2 / WG2.6 Fourth Working Conference on Visual Database Systems 4 (VDB4) 27.29 May 1998, L.Aquila, Italy. Springer.
Cita estilo Chicago (17a ed.)
Yannis Ioannidis, Wolfgang Klas. Visual Database Systems 4: IFIP TC2 / WG2.6 Fourth Working Conference on Visual Database Systems 4 (VDB4) 27.29 May 1998, L.Aquila, Italy. Nueva York, EUA: Springer.
Cita MLA (9a ed.)
Yannis Ioannidis, Wolfgang Klas. Visual Database Systems 4: IFIP TC2 / WG2.6 Fourth Working Conference on Visual Database Systems 4 (VDB4) 27.29 May 1998, L.Aquila, Italy. Springer.
Precaución: Estas citas no son 100% exactas.