Styl cytowania APA

Schmidt, M. J., & Hollensen, S. (2007). Marketing research: An international approach. Pearson Education.

Styl cytowania Chicago

Schmidt, Marcus J., i Svend Hollensen. Marketing Research: An International Approach. New Delhi: Pearson Education, 2007.

Styl cytowania MLA

Schmidt, Marcus J., i Svend Hollensen. Marketing Research: An International Approach. Pearson Education, 2007.