Παραπομπή APA

Cholera , Y. (2007). Billion dollar book: Richest people on earth share their vision,philosophy and.. Wonderland Publications.

Παραπομπή Chicago Style

Cholera , Yogesh. Billion Dollar Book: Richest People on Earth Share Their Vision,philosophy and.. Gujarat: Wonderland Publications, 2007.

Παραπομπή MLA

Cholera , Yogesh. Billion Dollar Book: Richest People on Earth Share Their Vision,philosophy and.. Wonderland Publications, 2007.