APA (7th ed.) Citation

Townes, H., Gupta, V. K., & Townes, M. (1992). The Ichneumon-flies of America north of Mexico, part 11: Tribes Oedemopsini, Tryphonini and Idiogrammatini (Hymenoptera, Ichneumonidae, Tryphoninae). Associated Publishers.

Chicago Style (17th ed.) Citation

Townes, Henry, Virendra K. Gupta, and Marjorie Townes. The Ichneumon-flies of America North of Mexico, Part 11: Tribes Oedemopsini, Tryphonini and Idiogrammatini (Hymenoptera, Ichneumonidae, Tryphoninae). Gainesville, Fla.: Associated Publishers, 1992.

MLA (9th ed.) Citation

Townes, Henry, et al. The Ichneumon-flies of America North of Mexico, Part 11: Tribes Oedemopsini, Tryphonini and Idiogrammatini (Hymenoptera, Ichneumonidae, Tryphoninae). Associated Publishers, 1992.