(1999). Quality watermelon and melon produced in Ilocos Norte. Agriculture.
Cita Chicago (17th ed.)"Quality Watermelon and Melon Produced in Ilocos Norte." Agriculture 1999.
Cita MLA (9th ed.)"Quality Watermelon and Melon Produced in Ilocos Norte." Agriculture, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.