(1970). The biology of the porifera: The proceedings of a Symposium held at the Zoolog. Soc. of London on 10 and 11 Sept. 1968, with additional articles presented during Colloquia held at the British Museum (Natural History) on 12 and 13 Sept. 1968. Acad. Press.
Chicago-Zitierstil (17. Ausg.)The Biology of the Porifera: The Proceedings of a Symposium Held at the Zoolog. Soc. of London on 10 and 11 Sept. 1968, with Additional Articles Presented During Colloquia Held at the British Museum (Natural History) on 12 and 13 Sept. 1968. London: Acad. Press, 1970.
MLA-Zitierstil (9. Ausg.)The Biology of the Porifera: The Proceedings of a Symposium Held at the Zoolog. Soc. of London on 10 and 11 Sept. 1968, with Additional Articles Presented During Colloquia Held at the British Museum (Natural History) on 12 and 13 Sept. 1968. Acad. Press, 1970.