Abraham, H. Asphalts and allied substances: Their occurrence, modes of production, uses in the arts and methods of testing (6. ed. in 5 vol.). van Nostrand.
Chicago-Zitierstil (17. Ausg.)Abraham, Herbert. Asphalts and Allied Substances: Their Occurrence, Modes of Production, Uses in the Arts and Methods of Testing. 6. ed. in 5 vol. Prinecton, NJ: van Nostrand.
MLA-Zitierstil (9. Ausg.)Abraham, Herbert. Asphalts and Allied Substances: Their Occurrence, Modes of Production, Uses in the Arts and Methods of Testing. 6. ed. in 5 vol. van Nostrand.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.