Preßler, E. (1993). Tree-ring width of Picea abies from historical object sample 3103B/02A, Netherlands, Haarlem. PANGAEA.
Citazione stile Chigago Style (17a edizione)Preßler, Erhard. Tree-ring Width of Picea Abies from Historical Object Sample 3103B/02A, Netherlands, Haarlem. PANGAEA, 1993.
Citatione MLA (9a ed.)Preßler, Erhard. Tree-ring Width of Picea Abies from Historical Object Sample 3103B/02A, Netherlands, Haarlem. PANGAEA, 1993.
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