APA (7th ed.) Citation

Colombo, G. (1994). Who's who in Spain (Ed. 1994.). Who's Who in Italy.

Chicago Style (17th ed.) Citation

Colombo, Giancarlo. Who's Who in Spain. Ed. 1994. Milano: Who's Who in Italy, 1994.

MLA (9th ed.) Citation

Colombo, Giancarlo. Who's Who in Spain. Ed. 1994. Who's Who in Italy, 1994.