Gaya APA

Gramlich, E, M. (1981). Benefit constanalysis of government programs (1, cet. 1). New Jersey: Prentice-Hall, Inc..

Gaya MLA

Gramlich, Edward, M.. "Benefit constanalysis of government programs". 1, cet. 1 New Jersey: Prentice-Hall, Inc., 1981. Buku.