Guang de bian zou qu
Subtitle: ji guang yu hong wai
By: Lei Shizhan
Edition: Di 1 ban
Series: "Shao nian ke ji xing shi jie" cong shu
Publisher: Fujian jiao yu chu ban she
Published: 2000
Place of publication: Fuzhou
Language: chi
Number of pages: 184
Subjects: Lasers; Juvenile literature; Far infrared lasers