Lukacs, E. (1970). Characteristics functions (2d ed., rev. and enl.). Griffin.
Cita Chicago (17th ed.)Lukacs, Eugene. Characteristics Functions. 2d ed., rev. and enl. London: Griffin, 1970.
Cita MLA (9th ed.)Lukacs, Eugene. Characteristics Functions. 2d ed., rev. and enl. Griffin, 1970.
Atenció: Aquestes cites poden no estar 100% correctes.