Dyfyniad APA

Brown, R. P. (1981). Handbook of plastics test methods (2nd ed.). George Godwin.

Dyfyniad Arddull Chicago

Brown, R P. Handbook of Plastics Test Methods. 2nd ed. London: George Godwin, 1981.

Dyfyniad MLA

Brown, R P. Handbook of Plastics Test Methods. 2nd ed. George Godwin, 1981.

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