APA (7e ed.) Bronvermelding
Kolby, J. (2000). Vocabulary 4000 eBook: The 4000 essential for an educated vocabulary. Nova Press.
Chicago (17e ed.) Bronvermelding
Kolby, Jeff. Vocabulary 4000 EBook: The 4000 Essential for an Educated Vocabulary. Los Angeles: Nova Press, 2000.
MLA (9e ed.) Bronvermelding
Kolby, Jeff. Vocabulary 4000 EBook: The 4000 Essential for an Educated Vocabulary. Nova Press, 2000.
Let op: Deze citaties zijn niet altijd 100% accuraat.