APA-čujuhus (7. p.)
Ruggiero, V. R. (1975). Beyond feelings: A guide to critical thinking (ed.). Alfred Publishing Co..
Chicago-čujuhus (17. p.)
Ruggiero, Vincent Ryan. Beyond Feelings: A Guide to Critical Thinking. ed. Sherman Oaks, CA: Alfred Publishing Co., 1975.
MLA-čujuhus (9. p.)
Ruggiero, Vincent Ryan. Beyond Feelings: A Guide to Critical Thinking. ed. Alfred Publishing Co., 1975.
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