APA (7th ed.) Citation

Smyth, T. J. (1981). Agronomic comparisons between phosphate rock and superphosphate in soils of the Cerrado of Brazil. [publisher not identified].

Chicago Style (17th ed.) Citation

Smyth, T. Jot. Agronomic Comparisons Between Phosphate Rock and Superphosphate in Soils of the Cerrado of Brazil. [Place of publication not identified]: [publisher not identified], 1981.

MLA (9th ed.) Citation

Smyth, T. Jot. Agronomic Comparisons Between Phosphate Rock and Superphosphate in Soils of the Cerrado of Brazil. [publisher not identified], 1981.

Warning: These citations may not always be 100% accurate.