Vosmaer, G. C. J. (1933). The sponges of of the Bay of Naples: Porifera Incalcaria with analyses of genera and studies in the variations of species. Martinus Nijhoff Publishers.
Chicago Style (17th ed.) CitationVosmaer, Gualthenes Carel Jacob. The Sponges of of the Bay of Naples: Porifera Incalcaria with Analyses of Genera and Studies in the Variations of Species. The Hague: Martinus Nijhoff Publishers, 1933.
MLA (9th ed.) CitationVosmaer, Gualthenes Carel Jacob. The Sponges of of the Bay of Naples: Porifera Incalcaria with Analyses of Genera and Studies in the Variations of Species. Martinus Nijhoff Publishers, 1933.
Warning: These citations may not always be 100% accurate.