Cita APA

Ponnamperuma, F. N. 1., & Ponnamperuma, F. N. 1. (1976). Specific soil chemical characteristics for rice production in Asia. Manila, Philippines: International Rice Research Institute.

Citación estilo Chicago

Ponnamperuma, Felix Nelson 1920-, y Felix Nelson 1920- Ponnamperuma. Specific Soil Chemical Characteristics for Rice Production in Asia. Manila, Philippines: International Rice Research Institute, 1976.

Cita MLA

Ponnamperuma, Felix Nelson 1920-, y Felix Nelson 1920- Ponnamperuma. Specific Soil Chemical Characteristics for Rice Production in Asia. Manila, Philippines: International Rice Research Institute, 1976.