Παραπομπή APA

Dharani Dhar Awasthi. (2000). Lichenology in Indian subcontinent. Bishensingh Mahendrapalsingh.

Παραπομπή Chicago Style

Dharani Dhar Awasthi. Lichenology in Indian Subcontinent. Dehradun: Bishensingh Mahendrapalsingh, 2000.

Παραπομπή MLA

Dharani Dhar Awasthi. Lichenology in Indian Subcontinent. Bishensingh Mahendrapalsingh, 2000.