Style de citation APA (7e éd.)

Polikarov, A. (1983). Methodological problems of science: The iteration cycle : science--methodology of science. Publishing House of the Bulgarian Academy of Sciences.

Style de citation Chicago (17e éd.)

Polikarov, A. Methodological Problems of Science: The Iteration Cycle : Science--methodology of Science. Sofia: Publishing House of the Bulgarian Academy of Sciences, 1983.

Style de citation MLA (9e éd.)

Polikarov, A. Methodological Problems of Science: The Iteration Cycle : Science--methodology of Science. Publishing House of the Bulgarian Academy of Sciences, 1983.