Citazione Stile APA (7a Edizione)

Barlow, M. H., & Newton, R. G. (1974). Patterns and processes in man's economic environment (1. publ. 1971, repr.). McGraw-Hill.

Citazione stile Chigago Style (17a edizione)

Barlow, Malcolm H., e Robert G. Newton. Patterns and Processes in Man's Economic Environment. 1. publ. 1971, repr. Sydney [u.a.]: McGraw-Hill, 1974.

Citatione MLA (9a ed.)

Barlow, Malcolm H., e Robert G. Newton. Patterns and Processes in Man's Economic Environment. 1. publ. 1971, repr. McGraw-Hill, 1974.