Cita APA

Nautiyal. Shivanand. (2012). Paryavaran: Samasya aur samadhan. Samayik prakashan.

Citación estilo Chicago

Nautiyal. Shivanand. Paryavaran: Samasya Aur Samadhan. New Delhi: Samayik prakashan, 2012.

Cita MLA

Nautiyal. Shivanand. Paryavaran: Samasya Aur Samadhan. Samayik prakashan, 2012.