Official Gazette: Contains information on administrative laws and other aspect of government activities.
Hansards: A verbatim report of proceedings of parliament.
Post Office Directory: Contain post office services, postal regulations for mails, postal rates, etc.
Who is Who: Contains list of eminent people in alphabetical order and gives a brief accounts of their lives.
Traveller’s Guide: It gives adequate information about a country on immigration and customs requirements, currency, hotels, night clubs, super markets and travel agents.
Yellow Pages: Contains the telephone numbers of business and organizations in an area. It is arranged according to the businesses they do.
Letter of Enquiry: A document sent to dealers requesting details of goods offered for sale.
Tender: A proposal of some services to be offered or goods to be supplied at prices quoted and under conditions stated.