APA-viite (7. p.)

Marttinen, M. (2008). Vocabulary learning strategies used by upper secondary school students studying English as a second language.

Chicago-viite (17. p.)

Marttinen, Marika. Vocabulary Learning Strategies Used by Upper Secondary School Students Studying English as a Second Language. Jyväskylä, 2008.

MLA-viite (9. p.)

Marttinen, Marika. Vocabulary Learning Strategies Used by Upper Secondary School Students Studying English as a Second Language. 2008.