Cita APA (7a ed.)

Welford, R. (1995). Environmental strategy and sustainable development: The corporate challenge for the twenty-first century. Routledge.

Cita Chicago Style (17a ed.)

Welford, R. Environmental Strategy and Sustainable Development: The Corporate Challenge for the Twenty-first Century. London [etc.]: Routledge, 1995.

Cita MLA (9a ed.)

Welford, R. Environmental Strategy and Sustainable Development: The Corporate Challenge for the Twenty-first Century. Routledge, 1995.