Schwalbe, H., & Smekal, A. (1991). Public relations ako obratove účinný inštrument. MASM.
Chicago Style (17th ed.) CitationSchwalbe, Heinz, and Albert Smekal. Public Relations Ako Obratove účinný Inštrument. Košice: MASM, 1991.
MLA (9th ed.) CitationSchwalbe, Heinz, and Albert Smekal. Public Relations Ako Obratove účinný Inštrument. MASM, 1991.
Warning: These citations may not always be 100% accurate.