MLA

Clean Your Teeth Twice a Day [Graphic]. Issued by the Director General of Health Services, Govt. of India. Published by the Advertising Branch, Ministry of I. & B. Govt. of India, Printed by British India Press, Bombay 10., 0AD. https://collections.library.yale.edu/catalog/16047516.

APA, 6th edition

Clean your teeth twice a day [graphic]. (0 C.E.). [Posters, Lithographs]. Issued by the Director General of Health Services, Govt. of India. Published by the Advertising Branch, Ministry of I. & B. Govt. of India, Printed by British India Press, Bombay 10. https://collections.library.yale.edu/catalog/16047516.