On the other hand, non-documentary sources are institutional and human resources, both of which are important links in the information-transfer chain.
Information is usually in the form of statistical data, descriptive/interpretive data or information, or directory type. To collect the information required, it is essential to know the information generating agency, i.e., the source of information. This would facilitate the location of the relevant sources and even if a published record is not available, raw data may be obtained from the concerned agency. For example, the main sources of industrial / government information are the central and state governments and their various departments, learned and research institutions, international organisations, or associations, chambers of commerce, etc. In the context of planning for tile establishment and development of small-scale Industries, the following institutional sources of information would be very useful, especially in the preparation of feasibility reports: