Columbia subject headings:
Advertising laws--Canada.
Entertainers--Legal status, laws, etc.--Canada.
Mass media--Law and legislation--Canada.
Performing arts--Law and legislation--Canada.
Harvard subject headings:
Advertising laws--Canada.
Entertainers--Legal status, laws, etc.--Canada.
Mass media--Law and legislation--Canada.
Performing arts--Law and legislation--Canada.
Princeton subject headings: