Citazione Stile APA (7a Edizione)

Merz, J., & Osberg, L. (2005). Keeping in Touch - A Benefit of Public Holidays Using German Time Use diary Data.

Citazione stile Chigago Style (17a edizione)

Merz, Joachim, e Lars Osberg. Keeping in Touch - A Benefit of Public Holidays Using German Time Use Diary Data. Düsseldorf, 2005.

Citatione MLA (8a ed.)

Merz, Joachim, e Lars Osberg. Keeping in Touch - A Benefit of Public Holidays Using German Time Use Diary Data. 2005.