Παραπομπή APA

Singh, L. A. K. (1999). Tracking tigers: Guidelines for estimating wild tiger populations using the pugmark technology. Tiger conservation program.

Παραπομπή Chicago Style

Singh, L. A. K. Tracking Tigers: Guidelines for Estimating Wild Tiger Populations Using the Pugmark Technology. New Delhi: Tiger conservation program, 1999.

Παραπομπή MLA

Singh, L. A. K. Tracking Tigers: Guidelines for Estimating Wild Tiger Populations Using the Pugmark Technology. Tiger conservation program, 1999.