Bittker, B. I. (1970). Professional responsibility: In federal tax practice. Federal Tax Press.
Čikaški stil citiranja (17. izdanje)Bittker, Boris I. Professional Responsibility: In Federal Tax Practice. Branford: Federal Tax Press, 1970.
MLA način citiranja (9. izdanje)Bittker, Boris I. Professional Responsibility: In Federal Tax Practice. Federal Tax Press, 1970.
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