APA (7e ed.) Bronvermelding

Materials, 7. A. S. f. T. a. Air-entraining admixtures for concrete.

Chicago (17e ed.) Bronvermelding

Materials, 7744 American Society for Testing and. Air-entraining Admixtures for Concrete.

MLA (9e ed.) Bronvermelding

Materials, 7744 American Society for Testing and. Air-entraining Admixtures for Concrete.