APA-Zitierstil (7. Ausg.)

Virkola, N. (1983). Selected diagrams and material for TAPPI Seminar "Critical Evaluation of Novel Pulping and Chemical Recovery Methods". [University of Washington?].

Chicago-Zitierstil (17. Ausg.)

Virkola, Nils-Erik. Selected Diagrams and Material for TAPPI Seminar "Critical Evaluation of Novel Pulping and Chemical Recovery Methods". [Seattle?]: [University of Washington?], 1983.

MLA-Zitierstil (9. Ausg.)

Virkola, Nils-Erik. Selected Diagrams and Material for TAPPI Seminar "Critical Evaluation of Novel Pulping and Chemical Recovery Methods". [University of Washington?], 1983.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.