Gaya APA
Fridland, L.. (1956).
Paths of science .
Moscow:
Foreign Language Publishing House.
Gaya Chicago
Fridland, L..
Paths of science.
Moscow:
Foreign Language Publishing House,
1956.
.
Gaya MLA
Fridland, L..
Paths of science.
Moscow:
Foreign Language Publishing House,
1956.
.
Gaya Turabian
Fridland, L..
Paths of science.
Moscow:
Foreign Language Publishing House,
1956.
.