APA aipamena

Daniel S. Hamermesh and Gerard A. Pfann. (2004). The Economics of Time Use. ELSEVIER.

Chicago Style aipamena

Daniel S. Hamermesh and Gerard A. Pfann. The Economics of Time Use. ELSEVIER, 2004.

MLA aipamena

Daniel S. Hamermesh and Gerard A. Pfann. The Economics of Time Use. ELSEVIER, 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.