APA način citiranja

Schuller ,Robert H. (1988). Tough Times Never Last But Tough People Do. Orient Paperbacks.

Čikaški stil citiranja

Schuller ,Robert H. Tough Times Never Last But Tough People Do. Delhi: Orient Paperbacks, 1988.

MLA način citiranja

Schuller ,Robert H. Tough Times Never Last But Tough People Do. Orient Paperbacks, 1988.

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