APA

MacInnes H., . (1986). Decision at Delphi. Glasgow: Fontana.

Chicago

MacInnes Helen, . 1986. Decision at Delphi. Glasgow: Fontana.

Harvard

MacInnes H., . (1986). Decision at Delphi. Glasgow: Fontana.

MLA

MacInnes Helen, . Decision at Delphi. Glasgow: Fontana. 1986.