Ricketts, Edward Flanders Between Pacific tides / Edward F. Ricketts, Jack Calvin, and Joel W. Hedgpeth ; revised by David W. Phillips. - 5a ed. - Stanford, Calif. : Stanford University Press, c1985 - xxvi, 652 p. : il. ; 24 cm 10 ejemplares Bibliografía: p. [593]-609 e índice Rec Fomes 2001 ISBN: 0804720681 Subjects--Geographic Terms: Oceano Pacífico (E.E.U.U) --Invertebrados marinos