61
Published [1980]
...APA 2350...

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62
Published [1981]
...APA 2347...

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63
Published [1981]
...APA 1388...

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64
Published [1982]
...APA 1390...

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65
Published 1983]
...APA 18...

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66
Published 1983?]
...APA 19...

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67
Published 1983]
...APA 51...

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69
Published 1983]
...APA 253...

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70
by Plummer, James R.,
Published 1982]
...APA 188...

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71
Published [1982]
...APA 1399...

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72
Published 1982]
...APA 1400...

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73
Published 1984]
...APA 1182...

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