Singh, B. (2023). Immature stages of Indian Lepidoptera no. 8 – Geometridae. Manager of Publications, Government of India, Delhi.
Chicago-referens (17:e uppl.)Singh, Balwant. Immature Stages of Indian Lepidoptera No. 8 – Geometridae. Manager of Publications, Government of India, Delhi, 2023.
MLA-referens (9:e uppl.)Singh, Balwant. Immature Stages of Indian Lepidoptera No. 8 – Geometridae. Manager of Publications, Government of India, Delhi, 2023.
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