100.560. 1. Any two or more authorities may join orcooperate with one another in the exercise of any or all of thepowers conferred hereby for the purpose of planning, undertakingor financing a project or projects located within the area orareas of operation of any one or more of said authorities.
2. When a project or projects are planned, undertaken orfinanced on a regional or unified metropolitan basis, the terms"governing body" and "community" as used in this law shall meanthe governing bodies of the appropriate communities and theappropriate communities cooperating in the planning, undertakingor financing of such project or projects.
(L. 1967 p. 172 ยง 27)