Nisperos, N. M. (1964). The director of the National Bureau of Investigation: A study of some of his functions and problems.
Cita Chicago (17th ed.)Nisperos, Nestor Martinez. The Director of the National Bureau of Investigation: A Study of Some of His Functions and Problems. 1964.
Cita MLA (9th ed.)Nisperos, Nestor Martinez. The Director of the National Bureau of Investigation: A Study of Some of His Functions and Problems. 1964.
Atenció: Aquestes cites poden no estar 100% correctes.