Παραπομπή APA

(1990). Lal's commentaries on water , air pollution and environment protection laws (3rd ed.). Law Publishers.

Παραπομπή Chicago Style

Lal's Commentaries on Water , Air Pollution and Environment Protection Laws. 3rd ed. Allahabad: Law Publishers, 1990.

Παραπομπή MLA

Lal's Commentaries on Water , Air Pollution and Environment Protection Laws. 3rd ed. Law Publishers, 1990.