I continue here the long-standing discussion on the familiar topic of whether subconscious language acquisition is more powerful than conscious language learning, with a focus on vocabulary, adding recent studies as well as older ones I missed in previous publications on this topic (e.g. Krashen, 2004).
Krashen, S. (2013). Reading and Vocabulary Acquisition: Supporting Evidence and Some Objections. Iranian Journal of Language Teaching Research, 1(1), 27–43.
MLA
Krashen, S. "Reading and Vocabulary Acquisition: Supporting Evidence and Some Objections", Iranian Journal of Language Teaching Research, 1, 1, 2013, 27–43.
HARVARD
Krashen, S. (2013). 'Reading and Vocabulary Acquisition: Supporting Evidence and Some Objections', Iranian Journal of Language Teaching Research, 1(1), pp. 27–43.
CHICAGO
Krashen, S., "Reading and Vocabulary Acquisition: Supporting Evidence and Some Objections." Iranian Journal of Language Teaching Research, 1 1 (2013): 27–43,
VANCOUVER
Krashen S. Reading and Vocabulary Acquisition: Supporting Evidence and Some Objections. IJLTR. 2013;1(1):27–43.