Murray, Michelle L. Essentials of fetal monitoring / Michelle L. Murray, Gayle Huelsmann, Nanci Koperski. - 4th ed. - New York : Springer, 2011. - viii, 367 p. : ill. ; 21 cm. ISBN: 9780826106377 RM163.17 Subjects--Topical Terms: Heart Rate, Fetal.Fetal Monitoring.