Cita APA (7th ed.)

Vera Cruz, N. C. (1951). Making grass silage. s.n.

Cita Chicago (17th ed.)

Vera Cruz, Nestor C. Making Grass Silage. [Los Banos, Laguna: s.n, 1951.

Cita MLA (9th ed.)

Vera Cruz, Nestor C. Making Grass Silage. s.n, 1951.