written document black, white, or grey symbols or letters a set of rules or guidelines usually a heading or title written in a specific font a signature or stamp a date or expiration date
regulation which has written document regulation which has black, white, or grey regulation which has symbols or letters regulation which is a set of rules or guidelines regulation which has usually a heading or title regulation which has written in a specific font regulation which is a signature or stamp regulation which is a date or expiration date