Lenses! take a closer look /
Siegfried Aust ; illustrated by Helge Nyncke.
APA Citation
Aust, S., Nyncke, H. (1991). Lenses! take a closer look. Minneapolis: Lerner Publications Co..
MLA Citation
Aust, Siegfried, and Helge Nyncke. Lenses! Take a Closer Look. Minneapolis: Lerner Publications Co., 1991.
Warning: These citations may not always be complete (especially for serials).