MLA

Four Rules for Good Teeth [Graphic]. Issued by the Health Education Service, Directorate General of Health Services, Government of India. Published by the Advertising Branch, Ministry of I & B, Printed by Glasgow Printing Co., Ltd. Howrah, 0AD. https://collections.library.yale.edu/catalog/16048926.

APA, 6th edition

Four rules for good teeth [graphic]. (0 C.E.). [Posters, Lithographs]. Issued by the Health Education Service, Directorate General of Health Services, Government of India. Published by the Advertising Branch, Ministry of I & B, Printed by Glasgow Printing Co., Ltd. Howrah. https://collections.library.yale.edu/catalog/16048926.