Pepper, Ian L. Environmental microbiology : a laboratory manual / Ian L. Pepper, Charles P. Gerba. - 2nd ed. - Burlington, MA : Elsevier Academic, 2005. - xvi, 209 p. : ill. ; 28 cm. Includes bibliographical references. ISBN: 0125506562 RM160.60 Subjects--Topical Terms: Microbial ecology--Laboratory manuals.