APA

HODLIN T., HODLIN S., . (1979). Writing letters in English. Oxford: Oxford University Press.

Chicago

HODLIN Tim, HODLIN Sue, . 1979. Writing letters in English. Oxford: Oxford University Press.

Harvard

HODLIN T., HODLIN S., . (1979). Writing letters in English. Oxford: Oxford University Press.

MLA

HODLIN Tim, HODLIN Sue, . Writing letters in English. Oxford: Oxford University Press. 1979.