Παραπομπή APA

Lacy, W. C. (1983). Mineral exploration. Hutchinson Ross.

Παραπομπή Chicago Style

Lacy, Willard C. Mineral Exploration. Pennsylvania: Hutchinson Ross, 1983.

Παραπομπή MLA

Lacy, Willard C. Mineral Exploration. Hutchinson Ross, 1983.