APA استشهاد

Gibbs, J. (1978). Practical Approach to Financial Management. Financial Training.

استشهاد بنمط شيكاغو

Gibbs, John. Practical Approach to Financial Management. London: Financial Training, 1978.

MLA استشهاد

Gibbs, John. Practical Approach to Financial Management. Financial Training, 1978.