F. W. de Klerk: the man in his time.
MLA
De Klerk, Willem. F. W. De Klerk: the Man In His Time. Johannesburg, 1991.
APA
De Klerk, W. (1991). F. W. de Klerk: the man in his time. Johannesburg.
Chicago
De Klerk, Willem F. W. De Klerk: the Man In His Time. Johannesburg, 1991.