Gaya APA

CRAVER, C, D, [., PROVDER, T, [. (1990). POLYMER characterization: . Washington,m DC.: Ameican Chemical Society.

Gaya MLA

CRAVER, Clara, D., [ed.]., PROVDER, Theodore, [ed.]. "POLYMER characterization:". Washington,m DC.: Ameican Chemical Society, 1990. Text.