APA引文

ISI. (1978). Indian standard specification for hand-operated butter worker. Indian standards institution.

Chicago Edition Citation

ISI. Indian Standard Specification for Hand-operated Butter Worker. Indian standards institution, 1978.

MLA引文

ISI. Indian Standard Specification for Hand-operated Butter Worker. Indian standards institution, 1978.

警告：這些引文格式不一定是100％准確.