Pierrot-Bults, A. C., & Chidgey, K. C. (1988). Chaetognatha: Keys and notes for the identification of the species. The Linnean Society of London.
Chicago Style (17. basım) AtıfPierrot-Bults, A. C., ve K. C. Chidgey. Chaetognatha: Keys and Notes for the Identification of the Species. Londres: The Linnean Society of London, 1988.
MLA (9th ed.) AtıfPierrot-Bults, A. C., ve K. C. Chidgey. Chaetognatha: Keys and Notes for the Identification of the Species. The Linnean Society of London, 1988.
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