APA
Goodridge P., Nobbs J., Ames P. & Nobbs J. (1985). Economic skills in practice. London: McGraw-Hill Book Co. (UK).
Chicago
Goodridge Peter, Nobbs Jack, Ames Paul and Nobbs Jack. 1985. Economic skills in practice. London: McGraw-Hill Book Co. (UK).
Harvard
Goodridge P., Nobbs J., Ames P. and Nobbs J. (1985). Economic skills in practice. London: McGraw-Hill Book Co. (UK).
MLA
Goodridge Peter, Nobbs Jack, Ames Paul and Nobbs Jack. Economic skills in practice. London: McGraw-Hill Book Co. (UK). 1985.