APA (7e ed.) Bronvermelding

Tyrrell, G. (1898). Hard sayings: A selection of meditations and studies. Longmans, Green.

Chicago (17e ed.) Bronvermelding

Tyrrell, George. Hard Sayings: A Selection of Meditations and Studies. London ; New York: Longmans, Green, 1898.

MLA (8e ed.) Bronvermelding

Tyrrell, George. Hard Sayings: A Selection of Meditations and Studies. Longmans, Green, 1898.