APA
International Society for Rock Mechanics. Committee on Field Tests. Document nr 1, . (1974). Suggested methods for determining shear strength. Lissabon: International Society for Rock Mechanics. Committee on Field Tests. Document nr 1.
Chicago
International Society for Rock Mechanics. Committee on Field Tests. Document nr 1, . 1974. Suggested methods for determining shear strength. Lissabon: International Society for Rock Mechanics. Committee on Field Tests. Document nr 1.
Harvard
International Society for Rock Mechanics. Committee on Field Tests. Document nr 1, . (1974). Suggested methods for determining shear strength. Lissabon: International Society for Rock Mechanics. Committee on Field Tests. Document nr 1.
MLA
International Society for Rock Mechanics. Committee on Field Tests. Document nr 1, . Suggested methods for determining shear strength. Lissabon: International Society for Rock Mechanics. Committee on Field Tests. Document nr 1. 1974.