Παραπομπή σε μορφή APA (7η εκδ.)

Sandberg, J. (2003). Food web structure and processes in major basins of the Baltic Sea: A cross-ecosystem analysis of carbon flow patterns.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Sandberg, Johannes. Food Web Structure and Processes in Major Basins of the Baltic Sea: A Cross-ecosystem Analysis of Carbon Flow Patterns. 2003.

Παραπομπή σε μορφή MLA (8th εκδ.)

Sandberg, Johannes. Food Web Structure and Processes in Major Basins of the Baltic Sea: A Cross-ecosystem Analysis of Carbon Flow Patterns. 2003.