Lal, S. (2023). The Punjab forests. Forest Research Institute.
Chicago-čujuhus (17. p.)Lal, Sohan. The Punjab Forests. Forest Research Institute, 2023.
MLA-čujuhus (9. p.)Lal, Sohan. The Punjab Forests. Forest Research Institute, 2023.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.