Kapoor, P.N.

Mohan, R., Kapoor, P.N. & Rai, B., 1993. Cement treated gunny bag drum, (Do-it-yourself / Centre for Development of Rural Technology) Allahabad, India: Centre for Development of Rural Technology. Available at: https://es.ircwash.org/sites/default/files/217-93CE-14021.pdf.