APA

sullivan w., bontadelli j. & wicks e. (2000). engineering economy. newjersy: prentice hall.

Chicago

sullivan william, bontadelli james and wicks elin. 2000. engineering economy. newjersy: prentice hall.

Harvard

sullivan w., bontadelli j. and wicks e. (2000). engineering economy. newjersy: prentice hall.

MLA

sullivan william, bontadelli james and wicks elin. engineering economy. newjersy: prentice hall. 2000.