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Educational research: quantitative, qualitative, and mixed approaches/
| 1. autor: | |
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| Kolejni autorzy: | |
| Format: | Printed Book |
| Wydane: |
California:
Sage Publications, Inc.,
2014.
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| Wydanie: | 5th ed. |
| Hasła przedmiotowe: | |
| Dostęp online: | https://books.google.co.in/books?id=jUMXBAAAQBAJ&printsec=frontcover&dq=Educational+research+by+R+Burke+Johnson&hl=en&sa=X&ved=0ahUKEwiW6YPY_7rMAhUJcY4KHah0C_gQ6AEIHDAA#v=onepage&q=Educational%20research%20by%20R%20Burke%20Johnson&f=false |
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