Philippines (Republic) National Media Production Center. Poultry for profit. [s.n.].
Cita Chicago (17th ed.)Philippines (Republic) National Media Production Center. Poultry for Profit. [Manila: [s.n.].
Cita MLA (9th ed.)Philippines (Republic) National Media Production Center. Poultry for Profit. [s.n.].
Atenció: Aquestes cites poden no estar 100% correctes.