Gaya APA

Eisenberg, M, B., Berkowitz, R, E. (1990). Information problem-solving: the big six skills approach to library & information skills instruction . Norwood: Ablex Publishing.

Gaya MLA

Eisenberg, Michael, B.., Berkowitz, Robert, E.. "Information problem-solving: the big six skills approach to library & information skills instruction". Norwood: Ablex Publishing, 1990. Textbook.