The Third International Conference of Unesco on Post-Graduate Training for Teachers in Mathematics and Physics, Varna, 1973.
Contributors: Nat͡s︡ionalna komisii͡a︡ na NR Bŭlgarii͡a︡ za I͡U︡NESKO.; T͡S︡entralen institut za usŭvŭrshenstvuvane na uchiteli (Bulgaria)
Publisher: [s.n.]
Published: 1975
Place of publication: Sofia
Language: eng
Number of pages: 161
Subjects: Mathematics teachers -- Training of -- Congresses.; Physics teachers -- Training of -- Congresses.; Mathematics -- Study and teaching (Continuing education) -- Congresses.; Physics -- Study and teaching (Continuing education) -- Congresses.
Notes: Cover title.
At head of title: Ministry of National Education. National Commission for Unesco. Central Institute for Post-Graduate Training, Sofia.
"Organized by the Bulgarian National Commission for Unesco and the Central Institute for Perfection of Teachers in Sofia"--p. following t.p.