APA引文

(1990). Linguaphone Intermediate English Course Programmes 1-10. Linguaphone Institute Limited.

Chicago Style (17th ed.) Citation

Linguaphone Intermediate English Course Programmes 1-10. Linguaphone Institute Limited, 1990.

MLA引文

Linguaphone Intermediate English Course Programmes 1-10. Linguaphone Institute Limited, 1990.

警告：这些引文格式不一定是100％准确.