Não informado. (1993). Technical Education & Training Abstracts. Carfax Publishing.
Style de citation Chicago (17e éd.)Não informado. Technical Education & Training Abstracts. Oxfordshire, Inglaterra: Carfax Publishing, 1993.
Style de citation MLA (8e éd.)Não informado. Technical Education & Training Abstracts. Carfax Publishing, 1993.
Attention : ces citations peuvent ne pas être correctes à 100%.