Barber, H. G., & Haworth, E. Y. (1981). A guide to the morphology of the diatom frustule : with a key to the British freshwater genera / by Horace G. Barber and Elizabeth Y. Haworth: With a key to the British freshwater genera. Freshwater Biological Association.
Chicago Style (17th ed.) CitationBarber, Horace G., and Elizabeth Y. Haworth. A Guide to the Morphology of the Diatom Frustule : With a Key to the British Freshwater Genera / by Horace G. Barber and Elizabeth Y. Haworth: With a Key to the British Freshwater Genera. Ambleside: Freshwater Biological Association, 1981.
MLA (9th ed.) CitationBarber, Horace G., and Elizabeth Y. Haworth. A Guide to the Morphology of the Diatom Frustule : With a Key to the British Freshwater Genera / by Horace G. Barber and Elizabeth Y. Haworth: With a Key to the British Freshwater Genera. Freshwater Biological Association, 1981.