Cita APA (7a ed.)

Earl, P. (1978). Personal and property protection: The executive's guide to security. M and M Association.

Cita Chicago Style (17a ed.)

Earl, Philip. Personal and Property Protection: The Executive's Guide to Security. Los Angeles: M and M Association, 1978.

Cita MLA (8a ed.)

Earl, Philip. Personal and Property Protection: The Executive's Guide to Security. M and M Association, 1978.