Cita APA

Newton, H. P., & Duisberg, P. C. (1978). Soil science in Nicaragua: Classification, fertility and conservation (1. edition.). Turrialba, C.R.: CATIE.

Citación estilo Chicago

Newton, Harvey P., y Petter C. Duisberg. Soil Science in Nicaragua: Classification, Fertility and Conservation. 1. edition. Turrialba, C.R.: CATIE, 1978.

Cita MLA

Newton, Harvey P., y Petter C. Duisberg. Soil Science in Nicaragua: Classification, Fertility and Conservation. 1. edition. Turrialba, C.R.: CATIE, 1978.