Paul M. Griffin; Harriet B. Nembhard; Christopher J. DeFlitch; Nathaniel D. Bastian; Hyojung Kang; David A. Munoz John Wiley & Sons Inc (2016) Kovakantinen kirja
R.G. Matson; Timothy A. Kohler; Don D. Fowler; Phil R. Geib; W. James Judge; Ricky R. Lightfoot; Sarah H. Schlanger; Seba Washington State University Press (2006) Pehmeäkantinen kirja
Peter McDonald; C A Morgan; J.F.D. Greenhalgh; C. Morgan; R Edwards; Liam Sinclair; Robert Wilkinson Pearson Education Limited (2011) Pehmeäkantinen kirja
J W J Bijlsma; W F Lems; C M J Wildervanck-Dekker; A a M Blaauw; F A Van Gaalen; Bevers K; D L Boumans; N M a Van Dillen Bohn Stafleu Van Loghum (2015) Kovakantinen kirja