APA-viite

Sumita Dasgupta. Green schools programme: A mannual to assess the environmental performance of schools. Centre for Science and Environment.

Chicago-tyylinen lähdeviittaus

Sumita Dasgupta. Green Schools Programme: A Mannual to Assess the Environmental Performance of Schools. New Delhi: Centre for Science and Environment.

MLA-viite

Sumita Dasgupta. Green Schools Programme: A Mannual to Assess the Environmental Performance of Schools. Centre for Science and Environment.