Cita APA (7a ed.)

The soil science society of América. (1967). Soil and testing and plant analysis. Soil Society of América.

Cita Chicago Style (17a ed.)

The soil science society of América. Soil and Testing and Plant Analysis. Madison, Wisconsin: Soil Society of América, 1967.

Cita MLA (8a ed.)

The soil science society of América. Soil and Testing and Plant Analysis. Soil Society of América, 1967.