Cita APA (7a ed.)
McNamara, R. S. (1968). THE ESSENCE OF SECURITY: REFLECTIONS IN OFFICE.
Cita estilo Chicago (17a ed.)
McNamara, Robert S. THE ESSENCE OF SECURITY: REFLECTIONS IN OFFICE. 1968.
Cita MLA (9a ed.)
McNamara, Robert S. THE ESSENCE OF SECURITY: REFLECTIONS IN OFFICE. 1968.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.