Gaya APA
Howsam, P. (1990).
Microbiology in Civil Engineering : Proceedings of the Federation of European Microbiological Societies Symposium Held at Cranfield Institute of Technology 3-5 September 1990 .
America:
E. & F.N. Spon.
Gaya MLA
Howsam, P.
"Microbiology in Civil Engineering : Proceedings of the Federation of European Microbiological Societies Symposium Held at Cranfield Institute of Technology 3-5 September 1990".
America:
E. & F.N. Spon,
1990.
Text.