Venturina, R. P. NSDB research on fish, poultry and livestock. s.n.
Cita Chicago (17th ed.)Venturina, Ricardo P. NSDB Research on Fish, Poultry and Livestock. [S.l: s.n.
Cita MLA (9th ed.)Venturina, Ricardo P. NSDB Research on Fish, Poultry and Livestock. s.n.
Atenció: Aquestes cites poden no estar 100% correctes.