APA-referens (7:e uppl.)

Lado, R. (1961). English sentence patterns: Understanding and producing English grammatical structures. An oral approach (6a. ed.). Ann Arbor-The University of Michigan Press.

Chicago-referens (17:e uppl.)

Lado, Robert. English Sentence Patterns: Understanding and Producing English Grammatical Structures. An Oral Approach. 6a. ed. Estados Unidos: Ann Arbor-The University of Michigan Press, 1961.

MLA-referens (9:e uppl.)

Lado, Robert. English Sentence Patterns: Understanding and Producing English Grammatical Structures. An Oral Approach. 6a. ed. Ann Arbor-The University of Michigan Press, 1961.