APA (7e ed.) Bronvermelding

Não informado. (2014). Notebook of Empirical Petrology. Kenneth Perry.

Chicago (17e ed.) Bronvermelding

Não informado. Notebook of Empirical Petrology. Aspen, Colo: Kenneth Perry, 2014.

MLA (8e ed.) Bronvermelding

Não informado. Notebook of Empirical Petrology. Kenneth Perry, 2014.

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