APA引文

productivity Services International. (1971). Handbook of 100 new small industry schemes part II. Productivity services international.

Chicago Edition Citation

productivity Services International. Handbook of 100 New Small Industry Schemes Part II. Bombay: Productivity services international, 1971.

MLA引文

productivity Services International. Handbook of 100 New Small Industry Schemes Part II. Productivity services international, 1971.

警告：這些引文格式不一定是100％准確.