APA引文

HUGHES,E. (1987). ELECTRICAL TECHNOLOGY 6TH ED. LONGMAN GROUPS ELBS.

芝加哥风格引文

HUGHES,E. ELECTRICAL TECHNOLOGY 6TH ED. U K: LONGMAN GROUPS ELBS, 1987.

MLA引文

HUGHES,E. ELECTRICAL TECHNOLOGY 6TH ED. LONGMAN GROUPS ELBS, 1987.