Within its area of operation and with reference to farm labor centers, a housing authority may arrange and contract for the furnishing by any person or agency, public or private, of services, privileges, works, or facilities for or in connection with its farm labor center, and notwithstanding anything to the contrary contained in this part or in any other provision of law, may include in any contract let in connection with a farm labor center, stipulations requiring that the contractor and any subcontractors comply with requirements as to minimum wages and maximum hours of labor.