The zoning commission of any county may cooperate with the zoning commissions of other counties and with the planning, zoning, legislative and administrative authorities of cities, boroughs, towns or townships or other municipalities, either within or without such county, with a view to coordinating and integrating the zoning of the county with the planning and zoning of other counties or of municipalities. The zoning commission shall also have power to appoint such committee or committees and adopt such rules for the conduct of its business as it may deem proper to effect such cooperation or or more expeditiously and effectively perform its functions.
16 P.S. § 5228