APA Edition Citation

Harker,Alfred. (1960). Petrology for students: An Introductin to the study of rocks under the microscope. CUP.

Chicago Edition Citation

Harker,Alfred. Petrology for Students: An Introductin to the Study of Rocks Under the Microscope. London: CUP, 1960.

MLA Edition Citation

Harker,Alfred. Petrology for Students: An Introductin to the Study of Rocks Under the Microscope. CUP, 1960.

Warning: These citations may not always be 100% accurate.