Cita APA (7a ed.)

International Conference on Lead, Lead Development Association, & European Lead Development Committee. (1962). Lead ... Lead Development Association.

Cita Chicago Style (17a ed.)

International Conference on Lead, Lead Development Association, y European Lead Development Committee. Lead ... London: Lead Development Association, 1962.

Cita MLA (8a ed.)

International Conference on Lead, et al. Lead ... Lead Development Association, 1962.