Παραπομπή APA

Thorstensen, T. C. (1969). Practical leather technology. Van Nostrand.

Παραπομπή Chicago Style

Thorstensen, Thomas C. Practical Leather Technology. Van Nostrand, 1969.

Παραπομπή MLA

Thorstensen, Thomas C. Practical Leather Technology. Van Nostrand, 1969.