APA

Clayton G. E., Giesbrecht M. G., . (1990). A guide to everyday economic statistics. New York [etc.]: McGraw-Hill.

Chicago

Clayton Gary E, Giesbrecht Martin Gerhard, . 1990. A guide to everyday economic statistics. New York [etc.]: McGraw-Hill.

Harvard

Clayton G. E., Giesbrecht M. G., . (1990). A guide to everyday economic statistics. New York [etc.]: McGraw-Hill.

MLA

Clayton Gary E, Giesbrecht Martin Gerhard, . A guide to everyday economic statistics. New York [etc.]: McGraw-Hill. 1990.