Ognishte na znanie i prosveta
Subtitle: 60 godini Politekhnicheska gimnazii͡a︡ "I͡A︡ne Sandanski"--gr. Got͡s︡e Delchev.
Contributors: Politekhnicheska gimnazii͡a︡ "I͡A︡ne Sandanski"--gr. Got͡s︡e Delchev.
Publisher: s.n.
Published: 1980
Place of publication: [Bulgaria
Language: bul
Number of pages: 78
Subjects: Politekhnicheska gimnazii͡a︡ "I͡A︡ne Sandanski"--gr. Got͡s︡e Delchev.