Lal, A. (1962). Silvicultural systems and forest management. Jugal Kishore.
Lua i Stíl Chicago (17ú heag.)Lal, A.B. Silvicultural Systems and Forest Management. Dehradun: Jugal Kishore, 1962.
Lua MLA (9ú heag.)Lal, A.B. Silvicultural Systems and Forest Management. Jugal Kishore, 1962.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.