APA (7. basım) Alıntı

Graham, P. (2012). The present: Paul Graham (First edition.). Mack.

Chicago Style (17. basım) Atıf

Graham, Paul. The Present: Paul Graham. First edition. [London]: Mack, 2012.

MLA (8th ed.) Atıf

Graham, Paul. The Present: Paul Graham. First edition. Mack, 2012.