APA-čujuhus (7. p.)

BOGDAN, R. (1975). Introduction to qualitative research methods: A phenomenological approach to the social sciences. John Wiley and Sons.

Chicago-čujuhus (17. p.)

BOGDAN, Robert. Introduction to Qualitative Research Methods: A Phenomenological Approach to the Social Sciences. New York: John Wiley and Sons, 1975.

MLA-čujuhus (9. p.)

BOGDAN, Robert. Introduction to Qualitative Research Methods: A Phenomenological Approach to the Social Sciences. John Wiley and Sons, 1975.

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