Vashist, H. (2003). Environmental education: Problems and solutions. Book Enclave.
Lua i Stíl Chicago (17ú heag.)Vashist, Himanshu. Environmental Education: Problems and Solutions. Jaipur: Book Enclave, 2003.
Lua MLA (9ú heag.)Vashist, Himanshu. Environmental Education: Problems and Solutions. Book Enclave, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.