Barnard Chris Asking Questions in Biology: A Guide to Hypothesis-Testing, Experimental Design and Presentation in Practical Work and Research Projects - 3rd ed. - Harlow Pearson Benjamin Cummings 2007 - ix, 243 p. ISBN: 978-0-13-222435-2. Subjects--Topical Terms: Biology Biology--Methodology Experimental Science--MethodologyBiologyScience--Philosophy LC Class. No.: Q175.B218