Lado, R., & Fries, C. C. 1. j. a. (1958). English pattern practices: Establishing the patterns as habits (Rev. ed.). University of Michigan Press.
Cita Chicago (17th ed.)Lado, Roberto, i Charles Carpenter 1887- joint auth Fries. English Pattern Practices: Establishing the Patterns as Habits. Rev. ed. Ann Arbor: University of Michigan Press, 1958.
Cita MLA (9th ed.)Lado, Roberto, i Charles Carpenter 1887- joint auth Fries. English Pattern Practices: Establishing the Patterns as Habits. Rev. ed. University of Michigan Press, 1958.
Atenció: Aquestes cites poden no estar 100% correctes.