Wilhelm, L. (1980). Balling brothers: By Lambert Wilhelm. Greenleaf Classics.
Čikaški stil citiranja (17. izdanje)Wilhelm, Lambert. Balling Brothers: By Lambert Wilhelm. San Diego, Calif: Greenleaf Classics, 1980.
MLA način citiranja (8. izdanje)Wilhelm, Lambert. Balling Brothers: By Lambert Wilhelm. Greenleaf Classics, 1980.
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