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Multilingual
1
Gerber, Philip L., 846-C295b | College & University press | 1964 846-C295b,
2
Gerber, Philip L., 841.99-G362r | College University Press | 1981 841.99-G362r,
3
Gerber, Philip L., 841.9-G362c | G K Hall and Co | 1982 841.9-G362c,