Cita APA (7a ed.)

Colloquium of the International Potash Institute Warsaw & IPI. International Potash Institute. (1981). Colloquium of the International Potash Institute: Proceedings. Agricultural yield potentials in continental climates. [editor no identificado].

Cita Chicago Style (17a ed.)

Colloquium of the International Potash Institute Warsaw y IPI. International Potash Institute. Colloquium of the International Potash Institute: Proceedings. Agricultural Yield Potentials in Continental Climates. Bern: [editor no identificado], 1981.

Cita MLA (8a ed.)

Colloquium of the International Potash Institute Warsaw y IPI. International Potash Institute. Colloquium of the International Potash Institute: Proceedings. Agricultural Yield Potentials in Continental Climates. [editor no identificado], 1981.

Precaución: Estas citas no son 100% exactas.