APA aipamena

ISI. (1975). Indian standard guide for print area, margin and type sizes for text books Part 1. Indian standards Institution.

Chicago Style aipamena

ISI. Indian Standard Guide for Print Area, Margin and Type Sizes for Text Books Part 1. London: Indian standards Institution, 1975.

MLA aipamena

ISI. Indian Standard Guide for Print Area, Margin and Type Sizes for Text Books Part 1. Indian standards Institution, 1975.