Παραπομπή APA

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

Παραπομπή Chicago Style

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

Παραπομπή MLA

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