Allan J. Tobin, & Allan J. Tobin and Jennie Dusheck. (2005). Asking about life. Fort Worth: Harcourt College.
Čikaški stil citiranjaAllan J. Tobin, i Allan J. Tobin and Jennie Dusheck. Asking About Life. Fort Worth: Harcourt College, 2005.
MLA način citiranjaAllan J. Tobin, i Allan J. Tobin and Jennie Dusheck. Asking About Life. Fort Worth: Harcourt College, 2005.
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