Não informado. (1972). Abstracts of the Annual Meeting. American Society for Microbiology.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Abstracts of the Annual Meeting. Washington: American Society for Microbiology, 1972.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Abstracts of the Annual Meeting. American Society for Microbiology, 1972.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.