Παραπομπή APA

Goodman, N. (1992). Investing in gold: How to own it, How to profit from it. Canada: Key Porter Books.

Παραπομπή Chicago Style

Goodman, Ned. Investing in Gold: How to Own It, How to Profit From It. Canada: Key Porter Books, 1992.

Παραπομπή MLA

Goodman, Ned. Investing in Gold: How to Own It, How to Profit From It. Canada: Key Porter Books, 1992.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.