APA

Ellson P., Tebb R., . (1978). Requirements, design and comprehensibility of leaflets to promote existing bus services. Crowthorne: Transport and Road Research Laboratory. Suppl. report nr 371.

Chicago

Ellson PB, Tebb RGP, . 1978. Requirements, design and comprehensibility of leaflets to promote existing bus services. Crowthorne: Transport and Road Research Laboratory. Suppl. report nr 371.

Harvard

Ellson P., Tebb R., . (1978). Requirements, design and comprehensibility of leaflets to promote existing bus services. Crowthorne: Transport and Road Research Laboratory. Suppl. report nr 371.

MLA

Ellson PB, Tebb RGP, . Requirements, design and comprehensibility of leaflets to promote existing bus services. Crowthorne: Transport and Road Research Laboratory. Suppl. report nr 371. 1978.