University of Zambia Library Search for 'au:"Perfect, Hazel."'

Independence theory in combinatorics :

By Bryant, Victor.. London ; New York : Chapman and Hall, 1980 , Includes index. 0412224305 (pbk.) | 0412162202

By Bryant, Victor.. London ; New York : Chapman and Hall, 1980 , Includes index. 0412224305 (pbk.) | 0412162202

By Perfect, Hazel.. Oxford : New York : Pergaman Press ; Macmillan, 1963 , "142."