Παραπομπή APA

(1969). Recommendations for metric sizes of non-ferrous and ferrous bars. London: British Standards Institution.

Παραπομπή Chicago Style

Recommendations for Metric Sizes of Non-ferrous and Ferrous Bars. London: British Standards Institution, 1969.

Παραπομπή MLA

Recommendations for Metric Sizes of Non-ferrous and Ferrous Bars. London: British Standards Institution, 1969.

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