Website/Catalog  (2007)  Page(s) 31.  Includes photo(s).

Article (misc)  (2005)  Page(s) 110, Table 5.1.  
 
Yesterday : diploid

Book  (2001)  Page(s) 93.  
 
Yesterday Polyantha, medium pink, 1974. Rating: 7.4

Book  (2000)  Page(s) 636.  Includes photo(s).
 
‘Yesterday’/’Tapis d’Orient’: Polyantha - rose moyen, remontant. Harkness, Royaume-Uni, 1974. (‘Phylis Bide’ x ‘Shepherd’s Delight’) x ‘Ballerina’. RHS Award of Garden Merit 1993.

Website/Catalog  (Jun 1998)  Page(s) 79.  Includes photo(s).

Book  (1996)  Page(s) 88.  
 
Yesterday ('Tapis d'Orient') Polyantha shrub... sizeable sprays of many semi double rosettes showing yellow stamens... RNRS Certificate of Merit 1972... Harkness (England) 1974.

Book  (Apr 1993)  Page(s) 648.  
 
Yesterday® Polyantha, medium pink, 1974, ('Tapis d'Orient'); ('Phyllis Bide' x 'Shepherd's Delight') x 'Ballerina'; Harkness. Description.

Book  (1993)  Page(s) 212.  Includes photo(s).
 
('Yesterday', 'Tapis d'Orient') A low, very free-flowering Modern Shrub sometimes called a Polyantha or a Floribunda. Harkness (Britain) 1974. 'Ballerina' is one of its parents. Flowers continuously. Height: 100 cm (3 ft.) Width: 100 cm (3 ft.)

Website/Catalog  (1989)  Page(s) 49.  Includes photo(s).
 
YESTERDAY (année 1974). Gracieux polyantha, végétation basse rose carminé vil se changeant en rose lavande à l'épanouissement pour massif ou haie basse Hauteur 60/80.

Book  (1988)  Page(s) 34.  Includes photo(s).
 
('Tapis d'Orient') (1974) Jack Harkness. Description.