APA (7e ed.) Bronvermelding

Lehmann, H. M., & Kennard, B. E. (1922). Glass and glassware. Ronald press company.

Chicago (17e ed.) Bronvermelding

Lehmann, Helen Mary, en Beulah Elfreth Kennard. Glass and Glassware. New York: Ronald press company, 1922.

MLA (8e ed.) Bronvermelding

Lehmann, Helen Mary, en Beulah Elfreth Kennard. Glass and Glassware. Ronald press company, 1922.