Cita APA (7a ed.)

Mays, D. (1974). Forage fertilization. ASA.

Cita Chicago Style (17a ed.)

Mays, D.A. Forage Fertilization. Madison: ASA, 1974.

Cita MLA (8a ed.)

Mays, D.A. Forage Fertilization. ASA, 1974.