Duff, W. E. (1999). A time for spies : Theodore Stephanovich Mally and the era of the great illegals / William E. Duff: Theodore Stephanovich Mally and the era of the great illegals. Vanderbilt University Press.
Chicago Style (17th ed.) CitationDuff, William E. A Time for Spies : Theodore Stephanovich Mally and the Era of the Great Illegals / William E. Duff: Theodore Stephanovich Mally and the Era of the Great Illegals. Nashville: Vanderbilt University Press, 1999.
MLA (9th ed.) CitationDuff, William E. A Time for Spies : Theodore Stephanovich Mally and the Era of the Great Illegals / William E. Duff: Theodore Stephanovich Mally and the Era of the Great Illegals. Vanderbilt University Press, 1999.
Warning: These citations may not always be 100% accurate.