Sichrovsky, H. (1987). Ferdinand Blumentritt: An Austrian life for the Philippines : the story of Jose Rizal's closest friend and companion. [s.n.].
Lua i Stíl Chicago (17ú heag.)Sichrovsky, Harry. Ferdinand Blumentritt: An Austrian Life for the Philippines : The Story of Jose Rizal's Closest Friend and Companion. Manila: [s.n.], 1987.
Lua MLA (9ú heag.)Sichrovsky, Harry. Ferdinand Blumentritt: An Austrian Life for the Philippines : The Story of Jose Rizal's Closest Friend and Companion. [s.n.], 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.