APA استشهاد

Levitt, T. (1969). Marketing for business growth. Mc Graw Hill.

استشهاد بنمط شيكاغو

Levitt, Theodore. Marketing for Business Growth. New York: Mc Graw Hill, 1969.

MLA استشهاد

Levitt, Theodore. Marketing for Business Growth. Mc Graw Hill, 1969.