Cejes, Lourdeliza G Forensic chemistry and toxicology / Lourdeliza G. Cejes and Margarita M. Libres. - Fourth edition. - Quezon City : ChapterHouse Publishing Incorporated, 2025. - [x], 238 pages : black and white, illus. ; 22 cm Includes biographical records. Includes bibliographical references. ISBN: 978-621-488-038-6 Subjects--Topical Terms: Forensic chemistry.Toxicology.Physical evidence.Forensic chemist.Dangerous drugs.DNA analysis.Explosives.Blood semen. Dewey Class. No.: Fil./Crim. 614.1 C391 2025