Section 337.503 - Publisher of college textbooks; duties(1) A publisher of college textbooks must provide to prospective adopters of a particular textbook or set of textbooks in a subject area in which an instructor is teaching a course: (a) A complete list of all the different versions of the particular textbook or set of textbooks in that particular subject area and level in which an instructor is teaching a course, that are in the relevant language, including supplemental items, whether sold together or separately;(b) The year in which each prior edition of the textbook listed in paragraph (a) of this subsection was published, if applicable; and(c) The price at which the publisher would make the textbook or set of textbooks listed in paragraph (a) of this subsection available to adopters and higher education institutions that would resell the components to students.(2) The information described in subsection (1) of this section may be provided in person, by telephone or electronically. The information must also be accessible to any member of the public and made available on the publisher's website, by telephone or by postal or electronic mail.