APA-čujuhus (7. p.)
Weale, R. A. (2010). Youth prolonged: Old age postponed. Imperial College Press ; Distributed by World Scientific Publishing Co..
Chicago-čujuhus (17. p.)
Weale, R. A. Youth Prolonged: Old Age Postponed. London : Hackensack, NJ: Imperial College Press ; Distributed by World Scientific Publishing Co., 2010.
MLA-čujuhus (9. p.)
Weale, R. A. Youth Prolonged: Old Age Postponed. Imperial College Press ; Distributed by World Scientific Publishing Co., 2010.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.