Books :

1988 The Complete Book of Origami - R. J. Lang	1989 Origami Zoo R. J. Lang & S. Weiss	1991 Origami Sea Life J. Montroll & R. J. Lang
1992 Origami Animals / Paper Animals R. J. Lang	1995 Origami Insects and their Kin R. J. Lang	1996 Origami in Action R. J. Lang