Παραπομπή σε μορφή APA (7η εκδ.)

Holdren, R. R. (1960). The structure of a retail market and the market behavior of retail units. Iowa State Univ Pr.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Holdren, Rob R. The Structure of a Retail Market and the Market Behavior of Retail Units. Iowa: Iowa State Univ Pr, 1960.

Παραπομπή σε μορφή MLA (8th εκδ.)

Holdren, Rob R. The Structure of a Retail Market and the Market Behavior of Retail Units. Iowa State Univ Pr, 1960.