APA (7th ed.) Citation

International Congress for Virology Helsinki & Melnick, J. L. (1969). International virology I: Proceedings of the first International Congress for Virology, Helsinki, 1968. S. Karger.

Chicago Style (17th ed.) Citation

International Congress for Virology Helsinki and Joseph L. Melnick. International Virology I: Proceedings of the First International Congress for Virology, Helsinki, 1968. Basel, New York: S. Karger, 1969.

MLA (9th ed.) Citation

International Congress for Virology Helsinki and Joseph L. Melnick. International Virology I: Proceedings of the First International Congress for Virology, Helsinki, 1968. S. Karger, 1969.