Siliceous sponge spicules in coral reef sediments

Chicago citation style
Macintyre, Ian G, Rützler, Klaus. Siliceous sponge spicules in coral reef sediments. 1978. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3ASILSRO_14473&repo=DPLA. (Accessed December 15, 2018.)
APA citation style
Macintyre, Ian G, Rützler, Klaus, (1978) Siliceous sponge spicules in coral reef sediments. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3ASILSRO_14473&repo=DPLA
MLA citation style
Macintyre, Ian G, Rützler, Klaus. Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3ASILSRO_14473&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.