APA Style

LEVENBACH, H., CLEARY, J, P. (1981). The Beginning Forecaster: the forecasting process through data analysis (1). California: Lifetime Learning Publications.

MLA Style

LEVENBACH, HANS., CLEARY, JAMES, P.. "The Beginning Forecaster: the forecasting process through data analysis". 1 California: Lifetime Learning Publications, 1981. Text.