APA (7th ed.) Citation

(1991). Who was who : a cumulated index, 1897-1990: A cumulated index, 1897-1990. A & C Black.

Chicago Style (17th ed.) Citation

Who Was Who : A Cumulated Index, 1897-1990: A Cumulated Index, 1897-1990. London: A & C Black, 1991.

MLA (9th ed.) Citation

Who Was Who : A Cumulated Index, 1897-1990: A Cumulated Index, 1897-1990. A & C Black, 1991.

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