National Book Week (5th: 1991). (1991). Aklat: Kabalikat sa karunungan at kaunlaran. [s.n.].
Chicago Style (17th ed.) CitationNational Book Week (5th: 1991). Aklat: Kabalikat Sa Karunungan at Kaunlaran. Manila: [s.n.], 1991.
MLA (9th ed.) CitationNational Book Week (5th: 1991). Aklat: Kabalikat Sa Karunungan at Kaunlaran. [s.n.], 1991.
Warning: These citations may not always be 100% accurate.