APA (7th ed.) Citation

Sigurðsson, S., & Íslands, H. (2011). The Marketing Concept, the Elements of Marketing and the Effect of Market Orientation. Research into the market orientation of advertising agencies in Iceland.

Chicago Style (17th ed.) Citation

Sigurðsson, Sturla, and Háskóli Íslands. The Marketing Concept, the Elements of Marketing and the Effect of Market Orientation. Research into the Market Orientation of Advertising Agencies in Iceland. 2011.

MLA (9th ed.) Citation

Sigurðsson, Sturla, and Háskóli Íslands. The Marketing Concept, the Elements of Marketing and the Effect of Market Orientation. Research into the Market Orientation of Advertising Agencies in Iceland. 2011.

Warning: These citations may not always be 100% accurate.