APA Citatie

Spedding, C. R. W. (1979). Introduction to agricultural systems. Applied science publishers Ltd.

Chicago Style citaat

Spedding, C R W. Introduction to Agricultural Systems. London: Applied science publishers Ltd, 1979.

MLA citatie

Spedding, C R W. Introduction to Agricultural Systems. Applied science publishers Ltd, 1979.

Let op: Deze citaties zijn niet altijd 100% accuraat.