APA aipamena

Sebastian, Y. (2013). Time Is More Valuable Than Money. Gramedia Pustaka Utama.

Chicago Style aipamena

Sebastian, Yoris. Time Is More Valuable Than Money. Gramedia Pustaka Utama, 2013.

MLA aipamena

Sebastian, Yoris. Time Is More Valuable Than Money. Gramedia Pustaka Utama, 2013.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.