APA引文

Vyas, L., & Garg, R. (1989). Wetland Conservation. Environment community centre.

Chicago Style (17th ed.) Citation

Vyas, L.N, and R.K Garg. Wetland Conservation. Udaipur: Environment community centre, 1989.

MLA引文

Vyas, L.N, and R.K Garg. Wetland Conservation. Environment community centre, 1989.