Cita APA (7a ed.)
Jürgen Friedrich. International Environmental .soft law.: The Functions and Limits of Nonbinding Instruments in International Environmental Governance and Law. Springer.
Cita estilo Chicago (17a ed.)
Jürgen Friedrich. International Environmental .soft Law.: The Functions and Limits of Nonbinding Instruments in International Environmental Governance and Law. Berlín, Alemania: Springer.
Cita MLA (9a ed.)
Jürgen Friedrich. International Environmental .soft Law.: The Functions and Limits of Nonbinding Instruments in International Environmental Governance and Law. Springer.
Precaución: Estas citas no son 100% exactas.