Gaya APA

Schubert, L., Veguilla-Berdecia, L, A. (1973). Chemistry and society. (1973). : Boston : Allyn and Bacon, Inc.,.

Gaya MLA

Schubert, Leo., Veguilla-Berdecia, Luis, A.. "Chemistry and society.". 1973 : Boston : Allyn and Bacon, Inc.,, 1973. Text.