APA (7th ed.) Citation

Webb, J. E., Wallwork, J. A., & Elgood, J. H. (1978). Guide to invertebrate animals (ELBS ed.). English Language Book Society and Macmillan.

Chicago Style (17th ed.) Citation

Webb, J. E., J. A. Wallwork, and J. H. Elgood. Guide to Invertebrate Animals. ELBS ed. London: English Language Book Society and Macmillan, 1978.

MLA (9th ed.) Citation

Webb, J. E., et al. Guide to Invertebrate Animals. ELBS ed. English Language Book Society and Macmillan, 1978.