Gaya APA

Mrozowska, P, R, M, D, A, S, H. (). Opportunities education for life pre-intermediate language power book . : Longman.

Gaya MLA

Mrozowska, Patricia, Reilly;, Michael, Dean;, Anna, Sikorzynska;, Hanna. "Opportunities education for life pre-intermediate language power book". : Longman, . Text.