Cita APA (7th ed.)

Skjeltorp, A., & Helgesen, G. (1989). QUALITATIVE ASPECTS OF CONDENSATION, ORDERING AND AGGREGATION.

Cita Chicago (17th ed.)

Skjeltorp, A., i G. Helgesen. QUALITATIVE ASPECTS OF CONDENSATION, ORDERING AND AGGREGATION. 1989.

Cita MLA (9th ed.)

Skjeltorp, A., i G. Helgesen. QUALITATIVE ASPECTS OF CONDENSATION, ORDERING AND AGGREGATION. 1989.