Παραπομπή APA

Weinberg, G. (1977). Know yourself help yourself: Practical ways to a powerful personality. Orient Paperback.

Παραπομπή Chicago Style

Weinberg, George. Know Yourself Help Yourself: Practical Ways to a Powerful Personality. New Delhi: Orient Paperback, 1977.

Παραπομπή MLA

Weinberg, George. Know Yourself Help Yourself: Practical Ways to a Powerful Personality. Orient Paperback, 1977.