These principles were developed by the Board of Directors of the National Association of Recreation Resource Planners , with input solicited from more than 1000 recreation planning professionals .
These principles were approved by the Board for distribution in April 2009 .
These principles were developed by the Board of Directors of the National Association of Recreation Resource Planners , with input solicited from more than 1000 recreation planning professionals , and approved by the Board for distribution in April 2009 .