APA (7th ed.) Citation

Alloro, G., & Ugolini, D. (1992). An Online Library Catalogue.

Chicago Style (17th ed.) Citation

Alloro, Giovanna, and Donatella Ugolini. An Online Library Catalogue. 1992.

MLA (9th ed.) Citation

Alloro, Giovanna, and Donatella Ugolini. An Online Library Catalogue. 1992.

Warning: These citations may not always be 100% accurate.