Παραπομπή σε μορφή APA (7η εκδ.)

(1982). Commodity spreads: Year-round trading strategies to beat inflation and build capital / by T. Kallard ; editor, Milton Waller.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Commodity Spreads: Year-round Trading Strategies to Beat Inflation and Build Capital / by T. Kallard ; Editor, Milton Waller. 1982.

Παραπομπή σε μορφή MLA (9th εκδ.)

Commodity Spreads: Year-round Trading Strategies to Beat Inflation and Build Capital / by T. Kallard ; Editor, Milton Waller. 1982.