Cita APA (7a ed.)

Liefferink, J. D., Lowe, P., & Mol, A. P. J. (1993). European integration and environmental policy. Belhaven [etc.].

Cita Chicago Style (17a ed.)

Liefferink, J. D., Philip Lowe, y A. P. J. Mol. European Integration and Environmental Policy. London [etc.]: Belhaven [etc.], 1993.

Cita MLA (9a ed.)

Liefferink, J. D., et al. European Integration and Environmental Policy. Belhaven [etc.], 1993.