APA stil citiranja
Krackhardt, R. H. (1966). Vacuum tube electronics: Vacuum tube electronics (1. izd.). Columbus: Charles E. Merrill Publishing Company.
Chicago stil citiranjaKrackhardt, Russell H. Vacuum tube electronics: Vacuum tube electronics. 1. izd. Columbus: Charles E. Merrill Publishing Company, 1966.
MLA stil citiranjaKrackhardt, Russell H. Vacuum tube electronics: Vacuum tube electronics. 1. izd. Columbus: Charles E. Merrill Publishing Company, 1966.
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