Fry, R. E. (1908). Portrait of a man by Lucas Cranach the Elder. Heidelberg: Universitätsbibliothek Heidelberg.
Čikaški stil citiranjaFry, Roger Eliot. Portrait of a Man By Lucas Cranach the Elder. Heidelberg: Universitätsbibliothek Heidelberg, 1908.
MLA način citiranjaFry, Roger Eliot. Portrait of a Man By Lucas Cranach the Elder. Heidelberg: Universitätsbibliothek Heidelberg, 1908.
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