APA (7e ed.) Bronvermelding

Collins. (2011). CollinsEasy Learning Spanish Grammar. HarperCollins Publishers.

Chicago (17e ed.) Bronvermelding

Collins. CollinsEasy Learning Spanish Grammar. Great Britain: HarperCollins Publishers, 2011.

MLA (9e ed.) Bronvermelding

Collins. CollinsEasy Learning Spanish Grammar. HarperCollins Publishers, 2011.

Let op: Deze citaties zijn niet altijd 100% accuraat.