APA (7th ed.) Citation

Spence, J. R., & Maddison, D. R. (1986). Chromosomes of two hybridizing species of Limnoporus (Heteroptera: Gerridae). Zenodo.

Chicago Style (17th ed.) Citation

Spence, John R., and D R. Maddison. Chromosomes of Two Hybridizing Species of Limnoporus (Heteroptera: Gerridae). Zenodo, 1986.

MLA (9th ed.) Citation

Spence, John R., and D R. Maddison. Chromosomes of Two Hybridizing Species of Limnoporus (Heteroptera: Gerridae). Zenodo, 1986.