La Union. Provincial Development Assistance Project & La Union. Provincial Development Staff. (1977). Road network development plan, 1976 A-80 and 1981-85. [La Union Provincial Government], 1977.
Chicago Style (17th ed.) CitationLa Union. Provincial Development Assistance Project and La Union. Provincial Development Staff. Road Network Development Plan, 1976 A-80 and 1981-85. San Fernando, La Union: [La Union Provincial Government], 1977, 1977.
MLA (9th ed.) CitationLa Union. Provincial Development Assistance Project and La Union. Provincial Development Staff. Road Network Development Plan, 1976 A-80 and 1981-85. [La Union Provincial Government], 1977, 1977.
Warning: These citations may not always be 100% accurate.