Lal, S. (2023). The Punjab forests. Forest Research Institute.
Cita Chicago (17th ed.)Lal, Sohan. The Punjab Forests. Forest Research Institute, 2023.
Cita MLA (9th ed.)Lal, Sohan. The Punjab Forests. Forest Research Institute, 2023.
Atenció: Aquestes cites poden no estar 100% correctes.