Griffiths, T. (1991). Sport scuba diving in depth: An introduction to basic scuba instruction and beyond (2nd ed.). Princeton Book Co..
Citación estilo ChicagoGriffiths, Tom. Sport Scuba Diving in Depth: An Introduction to Basic Scuba Instruction and Beyond. 2nd ed. Princeton, N.J.: Princeton Book Co., 1991.
Cita MLAGriffiths, Tom. Sport Scuba Diving in Depth: An Introduction to Basic Scuba Instruction and Beyond. 2nd ed. Princeton Book Co., 1991.
Warning: These citations may not always be 100% accurate.